432370638 has 48 divisors (see below), whose sum is σ = 1073775456. Its totient is φ = 123171840.

The previous prime is 432370637. The next prime is 432370643. The reversal of 432370638 is 836073234.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432370637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39618 + ... + 49338.

It is an arithmetic number, because the mean of its divisors is an integer number (22370322).

Almost surely, 2^432370638 is an apocalyptic number.

432370638 is an abundant number, since it is smaller than the sum of its proper divisors (641404818).

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

432370638 is a wasteful number, since it uses less digits than its factorization.

432370638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10089 (or 10086 counting only the distinct ones).

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

The square root of 432370638 is about 20793.5239437667. The cubic root of 432370638 is about 756.1687600913.

The spelling of 432370638 in words is "four hundred thirty-two million, three hundred seventy thousand, six hundred thirty-eight".