82555272 has 48 divisors (see below), whose sum is σ = 224465280. Its totient is φ = 27410400.

The previous prime is 82555229. The next prime is 82555301. The reversal of 82555272 is 27255528.

82555272 is a `hidden beast` number, since 82 + 55 + 527 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 11 ways as a sum of consecutive naturals, for example, 17397 + ... + 21627.

It is an arithmetic number, because the mean of its divisors is an integer number (4676360).

Almost surely, 2^82555272 is an apocalyptic number.

It is an amenable number.

82555272 is an abundant number, since it is smaller than the sum of its proper divisors (141910008).

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

82555272 is a wasteful number, since it uses less digits than its factorization.

82555272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4514 (or 4507 counting only the distinct ones).

The product of its digits is 56000, while the sum is 36.

The square root of 82555272 is about 9085.9931763126. The cubic root of 82555272 is about 435.4265811417.

The spelling of 82555272 in words is "eighty-two million, five hundred fifty-five thousand, two hundred seventy-two".