82567712 has 12 divisors (see below), whose sum is σ = 162555246. Its totient is φ = 41283840.

The previous prime is 82567699. The next prime is 82567729. The reversal of 82567712 is 21776528.

It can be written as a sum of positive squares in only one way, i.e., 69288976 + 13278736 = 8324^2 + 3644^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1290089 + ... + 1290152.

Almost surely, 2^82567712 is an apocalyptic number.

It is an amenable number.

82567712 is a deficient number, since it is larger than the sum of its proper divisors (79987534).

82567712 is a wasteful number, since it uses less digits than its factorization.

82567712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2580251 (or 2580243 counting only the distinct ones).

The product of its digits is 47040, while the sum is 38.

The square root of 82567712 is about 9086.6777207074. The cubic root of 82567712 is about 435.4484510739.

The spelling of 82567712 in words is "eighty-two million, five hundred sixty-seven thousand, seven hundred twelve".