52505744 has 20 divisors (see below), whose sum is σ = 101962224. Its totient is φ = 26192928.

The previous prime is 52505743. The next prime is 52505753. The reversal of 52505744 is 44750525.

It is a self number, because there is not a number n which added to its sum of digits gives 52505744.

It is not an unprimeable number, because it can be changed into a prime (52505743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3959 + ... + 10985.

Almost surely, 2^52505744 is an apocalyptic number.

It is an amenable number.

52505744 is a deficient number, since it is larger than the sum of its proper divisors (49456480).

52505744 is a wasteful number, since it uses less digits than its factorization.

52505744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7502 (or 7496 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 32.

The square root of 52505744 is about 7246.0847359108. The cubic root of 52505744 is about 374.4572747623.

The spelling of 52505744 in words is "fifty-two million, five hundred five thousand, seven hundred forty-four".