432665985 has 16 divisors (see below), whose sum is σ = 703615680. Its totient is φ = 226971840.

The previous prime is 432665971. The next prime is 432666001. The reversal of 432665985 is 589566234.

It is not a de Polignac number, because 432665985 - 2⁵ = 432665953 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235515 + ... + 237344.

It is an arithmetic number, because the mean of its divisors is an integer number (43975980).

Almost surely, 2^432665985 is an apocalyptic number.

It is an amenable number.

432665985 is a deficient number, since it is larger than the sum of its proper divisors (270949695).

432665985 is a wasteful number, since it uses less digits than its factorization.

432665985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472928.

The product of its digits is 1555200, while the sum is 48.

The square root of 432665985 is about 20800.6246300442. The cubic root of 432665985 is about 756.3408973910.

The spelling of 432665985 in words is "four hundred thirty-two million, six hundred sixty-five thousand, nine hundred eighty-five".