872793524 has 6 divisors (see below), whose sum is σ = 1527388674. Its totient is φ = 436396760.

The previous prime is 872793511. The next prime is 872793539. The reversal of 872793524 is 425397278.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 858490000 + 14303524 = 29300^2 + 3782^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 109099187 + ... + 109099194.

It is an arithmetic number, because the mean of its divisors is an integer number (254564779).

Almost surely, 2^872793524 is an apocalyptic number.

It is an amenable number.

872793524 is a deficient number, since it is larger than the sum of its proper divisors (654595150).

872793524 is a wasteful number, since it uses less digits than its factorization.

872793524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218198385 (or 218198383 counting only the distinct ones).

The product of its digits is 846720, while the sum is 47.

The square root of 872793524 is about 29543.0791218519. The cubic root of 872793524 is about 955.6609457482.

The spelling of 872793524 in words is "eight hundred seventy-two million, seven hundred ninety-three thousand, five hundred twenty-four".