82825500 has 48 divisors (see below), whose sum is σ = 241192224. Its totient is φ = 22086400.

The previous prime is 82825481. The next prime is 82825511. The reversal of 82825500 is 552828.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26109 + ... + 29108.

It is an arithmetic number, because the mean of its divisors is an integer number (5024838).

Almost surely, 2^82825500 is an apocalyptic number.

It is an amenable number.

82825500 is an abundant number, since it is smaller than the sum of its proper divisors (158366724).

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

82825500 is a wasteful number, since it uses less digits than its factorization.

82825500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55239 (or 55227 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 30.

The square root of 82825500 is about 9100.8516085035. The cubic root of 82825500 is about 435.9011573485.

The spelling of 82825500 in words is "eighty-two million, eight hundred twenty-five thousand, five hundred".