252314945 has 16 divisors (see below), whose sum is σ = 319213440. Its totient is φ = 191076864.

The previous prime is 252314747. The next prime is 252314957. The reversal of 252314945 is 549413252.

It is a cyclic number.

It is not a de Polignac number, because 252314945 - 2¹⁰ = 252313921 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155 + ... + 22464.

It is an arithmetic number, because the mean of its divisors is an integer number (19950840).

Almost surely, 2^252314945 is an apocalyptic number.

It is an amenable number.

252314945 is a deficient number, since it is larger than the sum of its proper divisors (66898495).

252314945 is a wasteful number, since it uses less digits than its factorization.

252314945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22744.

The product of its digits is 43200, while the sum is 35.

The square root of 252314945 is about 15884.4246039949. The cubic root of 252314945 is about 631.8989859185.

The spelling of 252314945 in words is "two hundred fifty-two million, three hundred fourteen thousand, nine hundred forty-five".