432419778 has 24 divisors (see below), whose sum is σ = 1070754048. Its totient is φ = 123548472.

The previous prime is 432419737. The next prime is 432419797. The reversal of 432419778 is 877914234.

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, 1715826 + ... + 1716077.

It is an arithmetic number, because the mean of its divisors is an integer number (44614752).

Almost surely, 2^432419778 is an apocalyptic number.

432419778 is an abundant number, since it is smaller than the sum of its proper divisors (638334270).

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

432419778 is a wasteful number, since it uses less digits than its factorization.

432419778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3431918 (or 3431915 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 432419778 is about 20794.7055280906. The cubic root of 432419778 is about 756.1974058271.

The spelling of 432419778 in words is "four hundred thirty-two million, four hundred nineteen thousand, seven hundred seventy-eight".