816034604 has 72 divisors (see below), whose sum is σ = 1804981248. Its totient is φ = 313606080.

The previous prime is 816034589. The next prime is 816034613. The reversal of 816034604 is 406430618.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3659237 + ... + 3659459.

It is an arithmetic number, because the mean of its divisors is an integer number (25069184).

Almost surely, 2^816034604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 816034604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (902490624).

816034604 is an abundant number, since it is smaller than the sum of its proper divisors (988946644).

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

816034604 is a wasteful number, since it uses less digits than its factorization.

816034604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463 (or 352 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 816034604 is about 28566.3193989005. The cubic root of 816034604 is about 934.4789547379.

The spelling of 816034604 in words is "eight hundred sixteen million, thirty-four thousand, six hundred four".