252435525 has 12 divisors (see below), whose sum is σ = 417360192. Its totient is φ = 134632240.

The previous prime is 252435523. The next prime is 252435527. The reversal of 252435525 is 525534252.

It is an interprime number because it is at equal distance from previous prime (252435523) and next prime (252435527).

It is not a de Polignac number, because 252435525 - 2¹ = 252435523 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252435523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1682829 + ... + 1682978.

It is an arithmetic number, because the mean of its divisors is an integer number (34780016).

Almost surely, 2^252435525 is an apocalyptic number.

252435525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

252435525 is a deficient number, since it is larger than the sum of its proper divisors (164924667).

252435525 is a wasteful number, since it uses less digits than its factorization.

252435525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3365820 (or 3365815 counting only the distinct ones).

The product of its digits is 60000, while the sum is 33.

The square root of 252435525 is about 15888.2196925899. The cubic root of 252435525 is about 631.9996303008. Note that the first 3 decimals are identical.

Adding to 252435525 its reverse (525534252), we get a palindrome (777969777).

The spelling of 252435525 in words is "two hundred fifty-two million, four hundred thirty-five thousand, five hundred twenty-five".