# ISNUMBER function

## Description

Cell-is-number function. ISNUMBER(var) results in the logical value 1 (=TRUE) if the calculation of var results in a number.

## Examples

ISNUMBER(25.6) returns 1

ISNUMBER(B2) returns 0 (=FALSE) if cell B2 contains e.g. the string value "SMITH"

## Calculator

## Related functions

- ISSTRING function.
- List of Logical functions