432994778 has 16 divisors (see below), whose sum is σ = 673966656. Its totient is φ = 208481280.

The previous prime is 432994759. The next prime is 432994817. The reversal of 432994778 is 877499234.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29351 + ... + 41562.

It is an arithmetic number, because the mean of its divisors is an integer number (42122916).

Almost surely, 2^432994778 is an apocalyptic number.

432994778 is a deficient number, since it is larger than the sum of its proper divisors (240971878).

432994778 is a wasteful number, since it uses less digits than its factorization.

432994778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71029.

The product of its digits is 3048192, while the sum is 53.

The square root of 432994778 is about 20808.5265696541. The cubic root of 432994778 is about 756.5324359260.

The spelling of 432994778 in words is "four hundred thirty-two million, nine hundred ninety-four thousand, seven hundred seventy-eight".