52120524 has 12 divisors (see below), whose sum is σ = 121614584. Its totient is φ = 17373504.

The previous prime is 52120483. The next prime is 52120547. The reversal of 52120524 is 42502125.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 52120524.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2171677 + ... + 2171700.

Almost surely, 2^52120524 is an apocalyptic number.

It is an amenable number.

52120524 is an abundant number, since it is smaller than the sum of its proper divisors (69494060).

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

52120524 is a wasteful number, since it uses less digits than its factorization.

52120524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4343384 (or 4343382 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 52120524 is about 7219.4545500335. The cubic root of 52120524 is about 373.5392631602.

Adding to 52120524 its reverse (42502125), we get a palindrome (94622649).

The spelling of 52120524 in words is "fifty-two million, one hundred twenty thousand, five hundred twenty-four".