82625764 has 24 divisors (see below), whose sum is σ = 157332728. Its totient is φ = 37739520.

The previous prime is 82625749. The next prime is 82625791. The reversal of 82625764 is 46752628.

It can be written as a sum of positive squares in 4 ways, for example, as 3771364 + 78854400 = 1942^2 + 8880^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3147 + ... + 13234.

Almost surely, 2^82625764 is an apocalyptic number.

It is an amenable number.

82625764 is a deficient number, since it is larger than the sum of its proper divisors (74706964).

82625764 is a wasteful number, since it uses less digits than its factorization.

82625764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16495 (or 16493 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The square root of 82625764 is about 9089.8715062425. The cubic root of 82625764 is about 435.5504793803.

The spelling of 82625764 in words is "eighty-two million, six hundred twenty-five thousand, seven hundred sixty-four".