400956104 has 16 divisors (see below), whose sum is σ = 752017200. Its totient is φ = 200418192.

The previous prime is 400956103. The next prime is 400956113. The reversal of 400956104 is 401659004.

It is not an unprimeable number, because it can be changed into a prime (400956103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35519 + ... + 45425.

It is an arithmetic number, because the mean of its divisors is an integer number (47001075).

Almost surely, 2^400956104 is an apocalyptic number.

It is an amenable number.

400956104 is a deficient number, since it is larger than the sum of its proper divisors (351061096).

400956104 is a wasteful number, since it uses less digits than its factorization.

400956104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14972 (or 14968 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 400956104 is about 20023.8883336878. Note that the first 3 decimals coincide. The cubic root of 400956104 is about 737.3928854872.

The spelling of 400956104 in words is "four hundred million, nine hundred fifty-six thousand, one hundred four".