52513752 has 32 divisors (see below), whose sum is σ = 135521280. Its totient is φ = 16939680.

The previous prime is 52513691. The next prime is 52513759. The reversal of 52513752 is 25731525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52513759) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34548 + ... + 36035.

It is an arithmetic number, because the mean of its divisors is an integer number (4235040).

Almost surely, 2^52513752 is an apocalyptic number.

It is an amenable number.

52513752 is an abundant number, since it is smaller than the sum of its proper divisors (83007528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52513752 is a wasteful number, since it uses less digits than its factorization.

52513752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70623 (or 70619 counting only the distinct ones).

The product of its digits is 10500, while the sum is 30.

The square root of 52513752 is about 7246.6372891156. The cubic root of 52513752 is about 374.4763107838.

The spelling of 52513752 in words is "fifty-two million, five hundred thirteen thousand, seven hundred fifty-two".