82573856 has 24 divisors (see below), whose sum is σ = 163396800. Its totient is φ = 41076288.

The previous prime is 82573853. The next prime is 82573861. The reversal of 82573856 is 65837528.

It is not an unprimeable number, because it can be changed into a prime (82573853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116 + ... + 12851.

It is an arithmetic number, because the mean of its divisors is an integer number (6808200).

Almost surely, 2^82573856 is an apocalyptic number.

It is an amenable number.

82573856 is a deficient number, since it is larger than the sum of its proper divisors (80822944).

82573856 is a wasteful number, since it uses less digits than its factorization.

82573856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13176 (or 13168 counting only the distinct ones).

The product of its digits is 403200, while the sum is 44.

The square root of 82573856 is about 9087.0157917767. The cubic root of 82573856 is about 435.4592516192.

The spelling of 82573856 in words is "eighty-two million, five hundred seventy-three thousand, eight hundred fifty-six".