432142578 has 24 divisors (see below), whose sum is σ = 1070067648. Its totient is φ = 123469272.

The previous prime is 432142547. The next prime is 432142597. The reversal of 432142578 is 875241234.

It is a happy number.

432142578 is a `hidden beast` number, since 43 + 2 + 1 + 42 + 578 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1714726 + ... + 1714977.

It is an arithmetic number, because the mean of its divisors is an integer number (44586152).

Almost surely, 2^432142578 is an apocalyptic number.

432142578 is an abundant number, since it is smaller than the sum of its proper divisors (637925070).

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

432142578 is a wasteful number, since it uses less digits than its factorization.

432142578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3429718 (or 3429715 counting only the distinct ones).

The product of its digits is 53760, while the sum is 36.

The square root of 432142578 is about 20788.0393014830. The cubic root of 432142578 is about 756.0357860779.

The spelling of 432142578 in words is "four hundred thirty-two million, one hundred forty-two thousand, five hundred seventy-eight".