816082704 has 30 divisors (see below), whose sum is σ = 2283898526. Its totient is φ = 272027520.

The previous prime is 816082691. The next prime is 816082717. The reversal of 816082704 is 407280618.

It is an interprime number because it is at equal distance from previous prime (816082691) and next prime (816082717).

It can be written as a sum of positive squares in only one way, i.e., 578306304 + 237776400 = 24048^2 + 15420^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2833477 + ... + 2833764.

Almost surely, 2^816082704 is an apocalyptic number.

It is an amenable number.

816082704 is an abundant number, since it is smaller than the sum of its proper divisors (1467815822).

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

816082704 is a wasteful number, since it uses less digits than its factorization.

816082704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5667255 (or 5667246 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 816082704 is about 28567.1612870443. The cubic root of 816082704 is about 934.4973148884.

The spelling of 816082704 in words is "eight hundred sixteen million, eighty-two thousand, seven hundred four".