82864966 has 16 divisors (see below), whose sum is σ = 132194160. Its totient is φ = 38845440.

The previous prime is 82864949. The next prime is 82864979. The reversal of 82864966 is 66946828.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7555 + ... + 14926.

It is an arithmetic number, because the mean of its divisors is an integer number (8262135).

Almost surely, 2^82864966 is an apocalyptic number.

82864966 is a deficient number, since it is larger than the sum of its proper divisors (49329194).

82864966 is a wasteful number, since it uses less digits than its factorization.

82864966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22599.

The product of its digits is 995328, while the sum is 49.

The square root of 82864966 is about 9103.0196088990. The cubic root of 82864966 is about 435.9703813732.

The spelling of 82864966 in words is "eighty-two million, eight hundred sixty-four thousand, nine hundred sixty-six".