432163764 has 18 divisors (see below), whose sum is σ = 1092414050. Its totient is φ = 144054576.

The previous prime is 432163757. The next prime is 432163801. The reversal of 432163764 is 467361234.

It is a happy number.

432163764 is a `hidden beast` number, since 432 + 163 + 7 + 64 = 666.

It can be written as a sum of positive squares in only one way, i.e., 417875364 + 14288400 = 20442^2 + 3780^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 12004549 = 432163764 / (4 + 3 + 2 + 1 + 6 + 3 + 7 + 6 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6002239 + ... + 6002310.

Almost surely, 2^432163764 is an apocalyptic number.

It is an amenable number.

432163764 is an abundant number, since it is smaller than the sum of its proper divisors (660250286).

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

432163764 is a wasteful number, since it uses less digits than its factorization.

432163764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12004559 (or 12004554 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 432163764 is about 20788.5488671047. The cubic root of 432163764 is about 756.0481408833.

The spelling of 432163764 in words is "four hundred thirty-two million, one hundred sixty-three thousand, seven hundred sixty-four".