82285686 has 32 divisors (see below), whose sum is σ = 208980480. Its totient is φ = 23510088.

The previous prime is 82285657. The next prime is 82285699. The reversal of 82285686 is 68658228.

82285686 is a `hidden beast` number, since 82 + 2 + 8 + 568 + 6 = 666.

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, 108466 + ... + 109221.

It is an arithmetic number, because the mean of its divisors is an integer number (6530640).

Almost surely, 2^82285686 is an apocalyptic number.

82285686 is an abundant number, since it is smaller than the sum of its proper divisors (126694794).

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

82285686 is a wasteful number, since it uses less digits than its factorization.

82285686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217705 (or 217699 counting only the distinct ones).

The product of its digits is 368640, while the sum is 45.

The square root of 82285686 is about 9071.1457931179. The cubic root of 82285686 is about 434.9520993629.

The spelling of 82285686 in words is "eighty-two million, two hundred eighty-five thousand, six hundred eighty-six".