252417565 has 8 divisors (see below), whose sum is σ = 318843360. Its totient is φ = 191305872.

The previous prime is 252417511. The next prime is 252417569. The reversal of 252417565 is 565714252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 252417565 - 2²³ = 244028957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252417569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1328419 + ... + 1328608.

It is an arithmetic number, because the mean of its divisors is an integer number (39855420).

Almost surely, 2^252417565 is an apocalyptic number.

It is an amenable number.

252417565 is a deficient number, since it is larger than the sum of its proper divisors (66425795).

252417565 is a wasteful number, since it uses less digits than its factorization.

252417565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2657051.

The product of its digits is 84000, while the sum is 37.

The square root of 252417565 is about 15887.6544839067. The cubic root of 252417565 is about 631.9846416780.

The spelling of 252417565 in words is "two hundred fifty-two million, four hundred seventeen thousand, five hundred sixty-five".