40564332 has 18 divisors (see below), whose sum is σ = 102537708. Its totient is φ = 13521432.

The previous prime is 40564319. The next prime is 40564339. The reversal of 40564332 is 23346504.

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 40564296 and 40564305.

It is not an unprimeable number, because it can be changed into a prime (40564339) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 563358 + ... + 563429.

Almost surely, 2^40564332 is an apocalyptic number.

It is an amenable number.

40564332 is an abundant number, since it is smaller than the sum of its proper divisors (61973376).

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

40564332 is a wasteful number, since it uses less digits than its factorization.

40564332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126797 (or 1126792 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 40564332 is about 6369.0134243853. The cubic root of 40564332 is about 343.5960080724.

The spelling of 40564332 in words is "forty million, five hundred sixty-four thousand, three hundred thirty-two".