83297572 has 6 divisors (see below), whose sum is σ = 145770758. Its totient is φ = 41648784.

The previous prime is 83297567. The next prime is 83297573. The reversal of 83297572 is 27579238.

It can be written as a sum of positive squares in only one way, i.e., 72182016 + 11115556 = 8496^2 + 3334^2 .

It is not an unprimeable number, because it can be changed into a prime (83297573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10412193 + ... + 10412200.

Almost surely, 2^83297572 is an apocalyptic number.

It is an amenable number.

83297572 is a deficient number, since it is larger than the sum of its proper divisors (62473186).

83297572 is a wasteful number, since it uses less digits than its factorization.

83297572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20824397 (or 20824395 counting only the distinct ones).

The product of its digits is 211680, while the sum is 43.

The square root of 83297572 is about 9126.7503526721. The cubic root of 83297572 is about 436.7277426240.

The spelling of 83297572 in words is "eighty-three million, two hundred ninety-seven thousand, five hundred seventy-two".