82976650 has 12 divisors (see below), whose sum is σ = 154336662. Its totient is φ = 33190640.

The previous prime is 82976599. The next prime is 82976657. The reversal of 82976650 is 5667928.

It can be written as a sum of positive squares in 3 ways, for example, as 32296489 + 50680161 = 5683^2 + 7119^2 .

It is a junction number, because it is equal to n+sod(n) for n = 82976597 and 82976606.

It is not an unprimeable number, because it can be changed into a prime (82976657) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 829717 + ... + 829816.

Almost surely, 2^82976650 is an apocalyptic number.

82976650 is a deficient number, since it is larger than the sum of its proper divisors (71360012).

82976650 is a wasteful number, since it uses less digits than its factorization.

82976650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1659545 (or 1659540 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 82976650 is about 9109.1519912668. The cubic root of 82976650 is about 436.1661579475.

The spelling of 82976650 in words is "eighty-two million, nine hundred seventy-six thousand, six hundred fifty".