400486704 has 40 divisors (see below), whose sum is σ = 1039814400. Its totient is φ = 132821568.

The previous prime is 400486657. The next prime is 400486717. The reversal of 400486704 is 407684004.

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 7 ways as a sum of consecutive naturals, for example, 11412 + ... + 30515.

It is an arithmetic number, because the mean of its divisors is an integer number (25995360).

Almost surely, 2^400486704 is an apocalyptic number.

It is an amenable number.

400486704 is an abundant number, since it is smaller than the sum of its proper divisors (639327696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

400486704 is a wasteful number, since it uses less digits than its factorization.

400486704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42137 (or 42131 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 400486704 is about 20012.1639009878. The cubic root of 400486704 is about 737.1050174160.

The spelling of 400486704 in words is "four hundred million, four hundred eighty-six thousand, seven hundred four".