810464076 has 48 divisors (see below), whose sum is σ = 2211798400. Its totient is φ = 255935376.

The previous prime is 810464047. The next prime is 810464101. The reversal of 810464076 is 670464018.

810464076 is a `hidden beast` number, since 8 + 1 + 0 + 4 + 640 + 7 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 810464076.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195430 + ... + 199533.

Almost surely, 2^810464076 is an apocalyptic number.

It is an amenable number.

810464076 is an abundant number, since it is smaller than the sum of its proper divisors (1401334324).

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

810464076 is a wasteful number, since it uses less digits than its factorization.

810464076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394995 (or 394987 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 810464076 is about 28468.6507583342. The cubic root of 810464076 is about 932.3477415061.

The spelling of 810464076 in words is "eight hundred ten million, four hundred sixty-four thousand, seventy-six".