52340724 has 18 divisors (see below), whose sum is σ = 132305810. Its totient is φ = 17446896.

The previous prime is 52340719. The next prime is 52340749. The reversal of 52340724 is 42704325.

It can be written as a sum of positive squares in only one way, i.e., 47196900 + 5143824 = 6870^2 + 2268^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 726919 + ... + 726990.

Almost surely, 2^52340724 is an apocalyptic number.

It is an amenable number.

52340724 is an abundant number, since it is smaller than the sum of its proper divisors (79965086).

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

52340724 is a wasteful number, since it uses less digits than its factorization.

52340724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1453919 (or 1453914 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 52340724 is about 7234.6889359529. The cubic root of 52340724 is about 374.0645698614.

The spelling of 52340724 in words is "fifty-two million, three hundred forty thousand, seven hundred twenty-four".