461563264 has 32 divisors (see below), whose sum is σ = 959505840. Its totient is φ = 220746240.

The previous prime is 461563237. The next prime is 461563279. The reversal of 461563264 is 462365164.

It is a tau number, because it is divible by the number of its divisors (32).

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, 75447 + ... + 81334.

Almost surely, 2^461563264 is an apocalyptic number.

It is an amenable number.

461563264 is an abundant number, since it is smaller than the sum of its proper divisors (497942576).

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

461563264 is a wasteful number, since it uses less digits than its factorization.

461563264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156818 (or 156806 counting only the distinct ones).

The product of its digits is 103680, while the sum is 37.

The square root of 461563264 is about 21484.0234593058. The cubic root of 461563264 is about 772.8177326767.

The spelling of 461563264 in words is "four hundred sixty-one million, five hundred sixty-three thousand, two hundred sixty-four".