463987656 has 64 divisors (see below), whose sum is σ = 1406030400. Its totient is φ = 140601600.

The previous prime is 463987607. The next prime is 463987687. The reversal of 463987656 is 656789364.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 15 ways as a sum of consecutive naturals, for example, 95265 + ... + 100016.

It is an arithmetic number, because the mean of its divisors is an integer number (21969225).

Almost surely, 2^463987656 is an apocalyptic number.

It is an amenable number.

463987656 is an abundant number, since it is smaller than the sum of its proper divisors (942042744).

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

463987656 is a wasteful number, since it uses less digits than its factorization.

463987656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195307 (or 195297 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The square root of 463987656 is about 21540.3726987255. The cubic root of 463987656 is about 774.1684628202.

The spelling of 463987656 in words is "four hundred sixty-three million, nine hundred eighty-seven thousand, six hundred fifty-six".