400463516 has 12 divisors (see below), whose sum is σ = 702328032. Its totient is φ = 199798368.

The previous prime is 400463477. The next prime is 400463527. The reversal of 400463516 is 615364004.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106265 + ... + 109968.

It is an arithmetic number, because the mean of its divisors is an integer number (58527336).

Almost surely, 2^400463516 is an apocalyptic number.

It is an amenable number.

400463516 is a deficient number, since it is larger than the sum of its proper divisors (301864516).

400463516 is a wasteful number, since it uses less digits than its factorization.

400463516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216700 (or 216698 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 400463516 is about 20011.5845449580. The cubic root of 400463516 is about 737.0907911251.

The spelling of 400463516 in words is "four hundred million, four hundred sixty-three thousand, five hundred sixteen".