52777474 has 4 divisors (see below), whose sum is σ = 79166214. Its totient is φ = 26388736.

The previous prime is 52777399. The next prime is 52777481. The reversal of 52777474 is 47477725.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 38526849 + 14250625 = 6207^2 + 3775^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 52777474.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13194367 + ... + 13194370.

Almost surely, 2^52777474 is an apocalyptic number.

52777474 is a deficient number, since it is larger than the sum of its proper divisors (26388740).

52777474 is a wasteful number, since it uses less digits than its factorization.

52777474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26388739.

The product of its digits is 384160, while the sum is 43.

The square root of 52777474 is about 7264.8106651172. The cubic root of 52777474 is about 375.1021327738.

The spelling of 52777474 in words is "fifty-two million, seven hundred seventy-seven thousand, four hundred seventy-four".