816036928 has 56 divisors (see below), whose sum is σ = 1948078400. Its totient is φ = 331319808.

The previous prime is 816036917. The next prime is 816036931. The reversal of 816036928 is 829630618.

It is a tau number, because it is divible by the number of its divisors (56).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39423 + ... + 56446.

Almost surely, 2^816036928 is an apocalyptic number.

It is an amenable number.

816036928 is an abundant number, since it is smaller than the sum of its proper divisors (1132041472).

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

816036928 is a wasteful number, since it uses less digits than its factorization.

816036928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95907 (or 95897 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 816036928 is about 28566.3600761455. The cubic root of 816036928 is about 934.4798418436.

The spelling of 816036928 in words is "eight hundred sixteen million, thirty-six thousand, nine hundred twenty-eight".