252959565 has 16 divisors (see below), whose sum is σ = 415675008. Its totient is φ = 131265216.

The previous prime is 252959563. The next prime is 252959591. The reversal of 252959565 is 565959252.

It is not a de Polignac number, because 252959565 - 2¹ = 252959563 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252959561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227337 + ... + 228446.

It is an arithmetic number, because the mean of its divisors is an integer number (25979688).

Almost surely, 2^252959565 is an apocalyptic number.

It is an amenable number.

252959565 is a deficient number, since it is larger than the sum of its proper divisors (162715443).

252959565 is a wasteful number, since it uses less digits than its factorization.

252959565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455828.

The product of its digits is 1215000, while the sum is 48.

The square root of 252959565 is about 15904.7026064620. The cubic root of 252959565 is about 632.4366582926.

The spelling of 252959565 in words is "two hundred fifty-two million, nine hundred fifty-nine thousand, five hundred sixty-five".