432657828 has 24 divisors (see below), whose sum is σ = 1121705760. Its totient is φ = 144219240.

The previous prime is 432657791. The next prime is 432657833. The reversal of 432657828 is 828756234.

It is a super-2 number, since 2×432657828² = 374385592259355168, 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, 2002938 + ... + 2003153.

It is an arithmetic number, because the mean of its divisors is an integer number (46737740).

Almost surely, 2^432657828 is an apocalyptic number.

It is an amenable number.

432657828 is an abundant number, since it is smaller than the sum of its proper divisors (689047932).

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

432657828 is a wasteful number, since it uses less digits than its factorization.

432657828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4006104 (or 4006096 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 432657828 is about 20800.4285532775. The cubic root of 432657828 is about 756.3361442930.

The spelling of 432657828 in words is "four hundred thirty-two million, six hundred fifty-seven thousand, eight hundred twenty-eight".