82299885 has 16 divisors (see below), whose sum is σ = 135928320. Its totient is φ = 42477120.

The previous prime is 82299859. The next prime is 82299901. The reversal of 82299885 is 58899228.

It is not a de Polignac number, because 82299885 - 2⁵ = 82299853 is a prime.

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, 88030 + ... + 88959.

It is an arithmetic number, because the mean of its divisors is an integer number (8495520).

Almost surely, 2^82299885 is an apocalyptic number.

It is an amenable number.

82299885 is a deficient number, since it is larger than the sum of its proper divisors (53628435).

82299885 is a wasteful number, since it uses less digits than its factorization.

82299885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177028.

The product of its digits is 829440, while the sum is 51.

The square root of 82299885 is about 9071.9284058022. The cubic root of 82299885 is about 434.9771159847.

The spelling of 82299885 in words is "eighty-two million, two hundred ninety-nine thousand, eight hundred eighty-five".