82951656 has 16 divisors (see below), whose sum is σ = 207379200. Its totient is φ = 27650544.

The previous prime is 82951621. The next prime is 82951667. The reversal of 82951656 is 65615928.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1728136 + ... + 1728183.

It is an arithmetic number, because the mean of its divisors is an integer number (12961200).

Almost surely, 2^82951656 is an apocalyptic number.

It is an amenable number.

82951656 is an abundant number, since it is smaller than the sum of its proper divisors (124427544).

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

82951656 is a wasteful number, since it uses less digits than its factorization.

82951656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3456328 (or 3456324 counting only the distinct ones).

The product of its digits is 129600, while the sum is 42.

The square root of 82951656 is about 9107.7799709918. The cubic root of 82951656 is about 436.1223599565.

It can be divided in two parts, 829 and 51656, that multiplied together give a palindrome (42822824).

The spelling of 82951656 in words is "eighty-two million, nine hundred fifty-one thousand, six hundred fifty-six".