432639652 has 24 divisors (see below), whose sum is σ = 799883840. Its totient is φ = 204184800.

The previous prime is 432639643. The next prime is 432639673. The reversal of 432639652 is 256936234.

It is a super-2 number, since 2×432639652² = 374354136965362208, which contains 22 as substring.

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, 10777 + ... + 31327.

Almost surely, 2^432639652 is an apocalyptic number.

It is an amenable number.

432639652 is a deficient number, since it is larger than the sum of its proper divisors (367244188).

432639652 is a wasteful number, since it uses less digits than its factorization.

432639652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20851 (or 20849 counting only the distinct ones).

The product of its digits is 233280, while the sum is 40.

The square root of 432639652 is about 20799.9916346137. The cubic root of 432639652 is about 756.3255528915.

The spelling of 432639652 in words is "four hundred thirty-two million, six hundred thirty-nine thousand, six hundred fifty-two".