52392129 has 4 divisors (see below), whose sum is σ = 69856176. Its totient is φ = 34928084.

The previous prime is 52392127. The next prime is 52392133. The reversal of 52392129 is 92129325.

52392129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52392129 - 2¹ = 52392127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52392129.

It is not an unprimeable number, because it can be changed into a prime (52392121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8732019 + ... + 8732024.

It is an arithmetic number, because the mean of its divisors is an integer number (17464044).

Almost surely, 2^52392129 is an apocalyptic number.

It is an amenable number.

52392129 is a deficient number, since it is larger than the sum of its proper divisors (17464047).

52392129 is a wasteful number, since it uses less digits than its factorization.

52392129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17464046.

The product of its digits is 9720, while the sum is 33.

The square root of 52392129 is about 7238.2407392957. The cubic root of 52392129 is about 374.1869888637.

The spelling of 52392129 in words is "fifty-two million, three hundred ninety-two thousand, one hundred twenty-nine".