252752507 has 4 divisors (see below), whose sum is σ = 288860016. Its totient is φ = 216645000.

The previous prime is 252752503. The next prime is 252752509. The reversal of 252752507 is 705257252.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 252752507 - 2² = 252752503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252752503) 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, 18053744 + ... + 18053757.

It is an arithmetic number, because the mean of its divisors is an integer number (72215004).

Almost surely, 2^252752507 is an apocalyptic number.

252752507 is a deficient number, since it is larger than the sum of its proper divisors (36107509).

252752507 is an equidigital number, since it uses as much as digits as its factorization.

252752507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36107508.

The product of its (nonzero) digits is 49000, while the sum is 35.

The square root of 252752507 is about 15898.1919412240. The cubic root of 252752507 is about 632.2640525568.

The spelling of 252752507 in words is "two hundred fifty-two million, seven hundred fifty-two thousand, five hundred seven".