82572052 has 24 divisors (see below), whose sum is σ = 148288896. Its totient is φ = 40218048.

The previous prime is 82572037. The next prime is 82572053. The reversal of 82572052 is 25027528.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82572053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22533 + ... + 25939.

It is an arithmetic number, because the mean of its divisors is an integer number (6178704).

Almost surely, 2^82572052 is an apocalyptic number.

It is an amenable number.

82572052 is a deficient number, since it is larger than the sum of its proper divisors (65716844).

82572052 is a wasteful number, since it uses less digits than its factorization.

82572052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3567 (or 3565 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 31.

The square root of 82572052 is about 9086.9165287241. The cubic root of 82572052 is about 435.4560804209.

The spelling of 82572052 in words is "eighty-two million, five hundred seventy-two thousand, fifty-two".