82606518 has 24 divisors (see below), whose sum is σ = 179153208. Its totient is φ = 27508992.

The previous prime is 82606499. The next prime is 82606567. The reversal of 82606518 is 81560628.

It is a happy number.

82606518 is a `hidden beast` number, since 82 + 60 + 6 + 518 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28630 + ... + 31382.

It is an arithmetic number, because the mean of its divisors is an integer number (7464717).

Almost surely, 2^82606518 is an apocalyptic number.

82606518 is an abundant number, since it is smaller than the sum of its proper divisors (96546690).

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

82606518 is a wasteful number, since it uses less digits than its factorization.

82606518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4428 (or 4425 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 82606518 is about 9088.8127937591. The cubic root of 82606518 is about 435.5166591970.

The spelling of 82606518 in words is "eighty-two million, six hundred six thousand, five hundred eighteen".