252096865 has 4 divisors (see below), whose sum is σ = 302516244. Its totient is φ = 201677488.

The previous prime is 252096853. The next prime is 252096877. The reversal of 252096865 is 568690252.

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

It is an interprime number because it is at equal distance from previous prime (252096853) and next prime (252096877).

It can be written as a sum of positive squares in 2 ways, for example, as 51251281 + 200845584 = 7159^2 + 14172^2 .

It is a cyclic number.

It is not a de Polignac number, because 252096865 - 2⁷ = 252096737 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25209682 + ... + 25209691.

It is an arithmetic number, because the mean of its divisors is an integer number (75629061).

Almost surely, 2^252096865 is an apocalyptic number.

It is an amenable number.

252096865 is a deficient number, since it is larger than the sum of its proper divisors (50419379).

252096865 is an equidigital number, since it uses as much as digits as its factorization.

252096865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50419378.

The product of its (nonzero) digits is 259200, while the sum is 43.

The square root of 252096865 is about 15877.5585339812. The cubic root of 252096865 is about 631.7168798445.

The spelling of 252096865 in words is "two hundred fifty-two million, ninety-six thousand, eight hundred sixty-five".