816526036 has 12 divisors (see below), whose sum is σ = 1491047712. Its totient is φ = 390512408.

The previous prime is 816526021. The next prime is 816526043. The reversal of 816526036 is 630625618.

It is a junction number, because it is equal to n+sod(n) for n = 816525986 and 816526004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4437550 + ... + 4437733.

It is an arithmetic number, because the mean of its divisors is an integer number (124253976).

Almost surely, 2^816526036 is an apocalyptic number.

It is an amenable number.

816526036 is a deficient number, since it is larger than the sum of its proper divisors (674521676).

816526036 is a wasteful number, since it uses less digits than its factorization.

816526036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8875310 (or 8875308 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 816526036 is about 28574.9197024244. The cubic root of 816526036 is about 934.6665042625. Note that the first 3 decimals are identical.

The spelling of 816526036 in words is "eight hundred sixteen million, five hundred twenty-six thousand, thirty-six".