432565540 has 24 divisors (see below), whose sum is σ = 990968832. Its totient is φ = 157296480.

The previous prime is 432565513. The next prime is 432565541. The reversal of 432565540 is 45565234.

It is a super-2 number, since 2×432565540² = 374225892790983200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 432565496 and 432565505.

It is not an unprimeable number, because it can be changed into a prime (432565541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 982884 + ... + 983323.

It is an arithmetic number, because the mean of its divisors is an integer number (41290368).

Almost surely, 2^432565540 is an apocalyptic number.

It is an amenable number.

432565540 is an abundant number, since it is smaller than the sum of its proper divisors (558403292).

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

432565540 is a wasteful number, since it uses less digits than its factorization.

432565540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1966227 (or 1966225 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

The square root of 432565540 is about 20798.2100191339. The cubic root of 432565540 is about 756.2823637540.

The spelling of 432565540 in words is "four hundred thirty-two million, five hundred sixty-five thousand, five hundred forty".