52789444 has 6 divisors (see below), whose sum is σ = 92381534. Its totient is φ = 26394720.

The previous prime is 52789421. The next prime is 52789481. The reversal of 52789444 is 44498725.

It can be written as a sum of positive squares in only one way, i.e., 43560000 + 9229444 = 6600^2 + 3038^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 52789444.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6598677 + ... + 6598684.

Almost surely, 2^52789444 is an apocalyptic number.

It is an amenable number.

52789444 is a deficient number, since it is larger than the sum of its proper divisors (39592090).

52789444 is a wasteful number, since it uses less digits than its factorization.

52789444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13197365 (or 13197363 counting only the distinct ones).

The product of its digits is 322560, while the sum is 43.

The square root of 52789444 is about 7265.6344526820. The cubic root of 52789444 is about 375.1304885147.

The spelling of 52789444 in words is "fifty-two million, seven hundred eighty-nine thousand, four hundred forty-four".