40864732 has 12 divisors (see below), whose sum is σ = 71909656. Its totient is φ = 20319120.

The previous prime is 40864723. The next prime is 40864777. The reversal of 40864732 is 23746804.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27498 + ... + 28945.

Almost surely, 2^40864732 is an apocalyptic number.

It is an amenable number.

40864732 is a deficient number, since it is larger than the sum of its proper divisors (31044924).

40864732 is a wasteful number, since it uses less digits than its factorization.

40864732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56628 (or 56626 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 40864732 is about 6392.5528546896. The cubic root of 40864732 is about 344.4420920485.

The spelling of 40864732 in words is "forty million, eight hundred sixty-four thousand, seven hundred thirty-two".