400574313 has 24 divisors (see below), whose sum is σ = 586010880. Its totient is φ = 263649600.

The previous prime is 400574309. The next prime is 400574323. The reversal of 400574313 is 313475004.

It is not a de Polignac number, because 400574313 - 2² = 400574309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (400574323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 556768 + ... + 557486.

It is an arithmetic number, because the mean of its divisors is an integer number (24417120).

Almost surely, 2^400574313 is an apocalyptic number.

It is an amenable number.

400574313 is a deficient number, since it is larger than the sum of its proper divisors (185436567).

400574313 is a wasteful number, since it uses less digits than its factorization.

400574313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1429 (or 1426 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 400574313 is about 20014.3526750180. The cubic root of 400574313 is about 737.1587622923.

The spelling of 400574313 in words is "four hundred million, five hundred seventy-four thousand, three hundred thirteen".