252022325 has 24 divisors (see below), whose sum is σ = 325593000. Its totient is φ = 193276160.

The previous prime is 252022321. The next prime is 252022333. The reversal of 252022325 is 523220252.

It is a happy number.

252022325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 12 ways, for example, as 134884996 + 117137329 = 11614^2 + 10823^2 .

It is not a de Polignac number, because 252022325 - 2² = 252022321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 252022325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252022321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 106859 + ... + 109191.

It is an arithmetic number, because the mean of its divisors is an integer number (13566375).

Almost surely, 2^252022325 is an apocalyptic number.

252022325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

252022325 is a deficient number, since it is larger than the sum of its proper divisors (73570675).

252022325 is a wasteful number, since it uses less digits than its factorization.

252022325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2521 (or 2516 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 252022325 is about 15875.2110222195. The cubic root of 252022325 is about 631.6546116921.

Adding to 252022325 its reverse (523220252), we get a palindrome (775242577).

The spelling of 252022325 in words is "two hundred fifty-two million, twenty-two thousand, three hundred twenty-five".