252023604 has 48 divisors (see below), whose sum is σ = 701288448. Its totient is φ = 68875488.

The previous prime is 252023599. The next prime is 252023609. The reversal of 252023604 is 406320252.

It is an interprime number because it is at equal distance from previous prime (252023599) and next prime (252023609).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252023609) 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 15 ways as a sum of consecutive naturals, for example, 63292 + ... + 67155.

It is an arithmetic number, because the mean of its divisors is an integer number (14610176).

Almost surely, 2^252023604 is an apocalyptic number.

It is an amenable number.

252023604 is an abundant number, since it is smaller than the sum of its proper divisors (449264844).

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

252023604 is a wasteful number, since it uses less digits than its factorization.

252023604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130484 (or 130482 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 252023604 is about 15875.2513050975. The cubic root of 252023604 is about 631.6556802282.

Adding to 252023604 its reverse (406320252), we get a palindrome (658343856).

The spelling of 252023604 in words is "two hundred fifty-two million, twenty-three thousand, six hundred four".