252140314 has 4 divisors (see below), whose sum is σ = 378210474. Its totient is φ = 126070156.

The previous prime is 252140309. The next prime is 252140323. The reversal of 252140314 is 413041252.

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

It can be written as a sum of positive squares in only one way, i.e., 168143089 + 83997225 = 12967^2 + 9165^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63035077 + ... + 63035080.

Almost surely, 2^252140314 is an apocalyptic number.

252140314 is a deficient number, since it is larger than the sum of its proper divisors (126070160).

252140314 is a wasteful number, since it uses less digits than its factorization.

252140314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126070159.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 252140314 is about 15878.9267269548. The cubic root of 252140314 is about 631.7531699824.

Adding to 252140314 its reverse (413041252), we get a palindrome (665181566).

The spelling of 252140314 in words is "two hundred fifty-two million, one hundred forty thousand, three hundred fourteen".