402432716 has 24 divisors (see below), whose sum is σ = 806637216. Its totient is φ = 172091520.

The previous prime is 402432691. The next prime is 402432803. The reversal of 402432716 is 617234204.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2681 + ... + 28496.

It is an arithmetic number, because the mean of its divisors is an integer number (33609884).

Almost surely, 2^402432716 is an apocalyptic number.

It is an amenable number.

402432716 is an abundant number, since it is smaller than the sum of its proper divisors (404204500).

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

402432716 is a wasteful number, since it uses less digits than its factorization.

402432716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31649 (or 31647 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 402432716 is about 20060.7257097045. The cubic root of 402432716 is about 738.2969821893.

The spelling of 402432716 in words is "four hundred two million, four hundred thirty-two thousand, seven hundred sixteen".