400296264 has 32 divisors (see below), whose sum is σ = 1001341440. Its totient is φ = 133352000.

The previous prime is 400296233. The next prime is 400296271. The reversal of 400296264 is 462692004.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46714 + ... + 54614.

It is an arithmetic number, because the mean of its divisors is an integer number (31291920).

Almost surely, 2^400296264 is an apocalyptic number.

It is an amenable number.

400296264 is an abundant number, since it is smaller than the sum of its proper divisors (601045176).

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

400296264 is a wasteful number, since it uses less digits than its factorization.

400296264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10021 (or 10017 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 400296264 is about 20007.4052290646. The cubic root of 400296264 is about 736.9881624873.

The spelling of 400296264 in words is "four hundred million, two hundred ninety-six thousand, two hundred sixty-four".