400480888 has 16 divisors (see below), whose sum is σ = 751842000. Its totient is φ = 199989696.

The previous prime is 400480867. The next prime is 400480903. The reversal of 400480888 is 888084004.

It is a self number, because there is not a number n which added to its sum of digits gives 400480888.

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, 24468 + ... + 37411.

It is an arithmetic number, because the mean of its divisors is an integer number (46990125).

Almost surely, 2^400480888 is an apocalyptic number.

It is an amenable number.

400480888 is a deficient number, since it is larger than the sum of its proper divisors (351361112).

400480888 is a wasteful number, since it uses less digits than its factorization.

400480888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62694 (or 62690 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 40.

The square root of 400480888 is about 20012.0185888381. The cubic root of 400480888 is about 737.1014492380.

The spelling of 400480888 in words is "four hundred million, four hundred eighty thousand, eight hundred eighty-eight".