82528615 has 24 divisors (see below), whose sum is σ = 108412128. Its totient is φ = 60278400.

The previous prime is 82528601. The next prime is 82528631. The reversal of 82528615 is 51682528.

It is not a de Polignac number, because 82528615 - 2⁵ = 82528583 is a prime.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84862 + ... + 85828.

It is an arithmetic number, because the mean of its divisors is an integer number (4517172).

Almost surely, 2^82528615 is an apocalyptic number.

82528615 is a deficient number, since it is larger than the sum of its proper divisors (25883513).

82528615 is a wasteful number, since it uses less digits than its factorization.

82528615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099 (or 1086 counting only the distinct ones).

The product of its digits is 38400, while the sum is 37.

The square root of 82528615 is about 9084.5261296338. The cubic root of 82528615 is about 435.3797098532.

The spelling of 82528615 in words is "eighty-two million, five hundred twenty-eight thousand, six hundred fifteen".