252004717 has 4 divisors (see below), whose sum is σ = 252707040. Its totient is φ = 251302396.

The previous prime is 252004681. The next prime is 252004723. The reversal of 252004717 is 717400252.

252004717 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252004717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252004747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350623 + ... + 351340.

It is an arithmetic number, because the mean of its divisors is an integer number (63176760).

Almost surely, 2^252004717 is an apocalyptic number.

It is an amenable number.

252004717 is a deficient number, since it is larger than the sum of its proper divisors (702323).

252004717 is an equidigital number, since it uses as much as digits as its factorization.

252004717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702322.

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 252004717 is about 15874.6564372272. The cubic root of 252004717 is about 631.6399007818.

Adding to 252004717 its reverse (717400252), we get a palindrome (969404969).

The spelling of 252004717 in words is "two hundred fifty-two million, four thousand, seven hundred seventeen".