816084474 has 64 divisors (see below), whose sum is σ = 1698557952. Its totient is φ = 261273600.

The previous prime is 816084443. The next prime is 816084491. The reversal of 816084474 is 474480618.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4508664 + ... + 4508844.

It is an arithmetic number, because the mean of its divisors is an integer number (26539968).

Almost surely, 2^816084474 is an apocalyptic number.

816084474 is an abundant number, since it is smaller than the sum of its proper divisors (882473478).

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

816084474 is a wasteful number, since it uses less digits than its factorization.

816084474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471.

The product of its (nonzero) digits is 172032, while the sum is 42.

The square root of 816084474 is about 28567.1922666544. The cubic root of 816084474 is about 934.4979904977.

The spelling of 816084474 in words is "eight hundred sixteen million, eighty-four thousand, four hundred seventy-four".