401864024 has 16 divisors (see below), whose sum is σ = 753965520. Its totient is φ = 200806560.

The previous prime is 401863963. The next prime is 401864081. The reversal of 401864024 is 420468104.

It is a super-2 number, since 2×401864024² = 322989387570945152, which contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1292 + ... + 28379.

It is an arithmetic number, because the mean of its divisors is an integer number (47122845).

Almost surely, 2^401864024 is an apocalyptic number.

It is an amenable number.

401864024 is a deficient number, since it is larger than the sum of its proper divisors (352101496).

401864024 is a wasteful number, since it uses less digits than its factorization.

401864024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31370 (or 31366 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 401864024 is about 20046.5464357330. The cubic root of 401864024 is about 737.9490469935.

The spelling of 401864024 in words is "four hundred one million, eight hundred sixty-four thousand, twenty-four".