82236900 has 36 divisors (see below), whose sum is σ = 237939632. Its totient is φ = 21929760.

The previous prime is 82236899. The next prime is 82236907. The reversal of 82236900 is 963228.

It is a super-2 number, since 2×82236900² = 13525815443220000, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (82236907) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 136762 + ... + 137361.

Almost surely, 2^82236900 is an apocalyptic number.

It is an amenable number.

82236900 is an abundant number, since it is smaller than the sum of its proper divisors (155702732).

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

82236900 is a wasteful number, since it uses less digits than its factorization.

82236900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274140 (or 274133 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 82236900 is about 9068.4563184701. The cubic root of 82236900 is about 434.8661234209.

The spelling of 82236900 in words is "eighty-two million, two hundred thirty-six thousand, nine hundred".