40564032 has 28 divisors (see below), whose sum is σ = 107326176. Its totient is φ = 13521280.

The previous prime is 40564003. The next prime is 40564037. The reversal of 40564032 is 23046504.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 40563993 and 40564011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40564037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105444 + ... + 105827.

Almost surely, 2^40564032 is an apocalyptic number.

It is an amenable number.

40564032 is an abundant number, since it is smaller than the sum of its proper divisors (66762144).

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

40564032 is a wasteful number, since it uses less digits than its factorization.

40564032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211286 (or 211276 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 40564032 is about 6368.9898728134. The cubic root of 40564032 is about 343.5951610305.

The spelling of 40564032 in words is "forty million, five hundred sixty-four thousand, thirty-two".