82575552 has 28 divisors (see below), whose sum is σ = 218481656. Its totient is φ = 27525120.

The previous prime is 82575547. The next prime is 82575583. The reversal of 82575552 is 25557528.

It is a self number, because there is not a number n which added to its sum of digits gives 82575552.

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, 214849 + ... + 215232.

Almost surely, 2^82575552 is an apocalyptic number.

It is an amenable number.

82575552 is an abundant number, since it is smaller than the sum of its proper divisors (135906104).

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

82575552 is a wasteful number, since it uses less digits than its factorization.

82575552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430096 (or 430086 counting only the distinct ones).

The product of its digits is 140000, while the sum is 39.

The square root of 82575552 is about 9087.1091112631. The cubic root of 82575552 is about 435.4622329253.

The spelling of 82575552 in words is "eighty-two million, five hundred seventy-five thousand, five hundred fifty-two".