40038252 has 24 divisors (see below), whose sum is σ = 94474800. Its totient is φ = 13195776.

The previous prime is 40038233. The next prime is 40038269. The reversal of 40038252 is 25283004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17677 + ... + 19812.

It is an arithmetic number, because the mean of its divisors is an integer number (3936450).

Almost surely, 2^40038252 is an apocalyptic number.

It is an amenable number.

40038252 is an abundant number, since it is smaller than the sum of its proper divisors (54436548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40038252 is a wasteful number, since it uses less digits than its factorization.

40038252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37585 (or 37583 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 40038252 is about 6327.5786838253. The cubic root of 40038252 is about 342.1041712694.

The spelling of 40038252 in words is "forty million, thirty-eight thousand, two hundred fifty-two".