82891802 has 32 divisors (see below), whose sum is σ = 149454720. Its totient is φ = 33727680.

The previous prime is 82891801. The next prime is 82891843. The reversal of 82891802 is 20819828.

It is not an unprimeable number, because it can be changed into a prime (82891801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23093 + ... + 26439.

It is an arithmetic number, because the mean of its divisors is an integer number (4670460).

Almost surely, 2^82891802 is an apocalyptic number.

82891802 is a deficient number, since it is larger than the sum of its proper divisors (66562918).

82891802 is a wasteful number, since it uses less digits than its factorization.

82891802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3446.

The product of its (nonzero) digits is 18432, while the sum is 38.

The square root of 82891802 is about 9104.4935059563. The cubic root of 82891802 is about 436.0174396133.

The spelling of 82891802 in words is "eighty-two million, eight hundred ninety-one thousand, eight hundred two".