401504456 has 16 divisors (see below), whose sum is σ = 768839040. Its totient is φ = 196480720.

The previous prime is 401504423. The next prime is 401504471. The reversal of 401504456 is 654405104.

It is a super-2 number, since 2×401504456² = 322411656375711872, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 533540 + ... + 534291.

It is an arithmetic number, because the mean of its divisors is an integer number (48052440).

Almost surely, 2^401504456 is an apocalyptic number.

It is an amenable number.

401504456 is a deficient number, since it is larger than the sum of its proper divisors (367334584).

401504456 is a wasteful number, since it uses less digits than its factorization.

401504456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067884 (or 1067880 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 401504456 is about 20037.5761009160. The cubic root of 401504456 is about 737.7288879140.

The spelling of 401504456 in words is "four hundred one million, five hundred four thousand, four hundred fifty-six".