252314345 has 4 divisors (see below), whose sum is σ = 302777220. Its totient is φ = 201851472.

The previous prime is 252314341. The next prime is 252314351. The reversal of 252314345 is 543413252.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 152374336 + 99940009 = 12344^2 + 9997^2 .

It is a cyclic number.

It is not a de Polignac number, because 252314345 - 2² = 252314341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (252314341) 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, 25231430 + ... + 25231439.

It is an arithmetic number, because the mean of its divisors is an integer number (75694305).

Almost surely, 2^252314345 is an apocalyptic number.

It is an amenable number.

252314345 is a deficient number, since it is larger than the sum of its proper divisors (50462875).

252314345 is an equidigital number, since it uses as much as digits as its factorization.

252314345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50462874.

The product of its digits is 14400, while the sum is 29.

The square root of 252314345 is about 15884.4057175583. The cubic root of 252314345 is about 631.8984850370.

Adding to 252314345 its reverse (543413252), we get a palindrome (795727597).

The spelling of 252314345 in words is "two hundred fifty-two million, three hundred fourteen thousand, three hundred forty-five".