82874856 has 32 divisors (see below), whose sum is σ = 210029760. Its totient is φ = 27245952.

The previous prime is 82874851. The next prime is 82874863. The reversal of 82874856 is 65847828.

It is not an unprimeable number, because it can be changed into a prime (82874851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21900 + ... + 25403.

It is an arithmetic number, because the mean of its divisors is an integer number (6563430).

Almost surely, 2^82874856 is an apocalyptic number.

It is an amenable number.

82874856 is an abundant number, since it is smaller than the sum of its proper divisors (127154904).

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

82874856 is a wasteful number, since it uses less digits than its factorization.

82874856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47385 (or 47381 counting only the distinct ones).

The product of its digits is 860160, while the sum is 48.

The square root of 82874856 is about 9103.5628190286. The cubic root of 82874856 is about 435.9877251545.

The spelling of 82874856 in words is "eighty-two million, eight hundred seventy-four thousand, eight hundred fifty-six".