252811714 has 4 divisors (see below), whose sum is σ = 379217574. Its totient is φ = 126405856.

The previous prime is 252811693. The next prime is 252811721. The reversal of 252811714 is 417118252.

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., 159592689 + 93219025 = 12633^2 + 9655^2 .

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 as a sum of consecutive naturals, namely, 63202927 + ... + 63202930.

Almost surely, 2^252811714 is an apocalyptic number.

252811714 is a deficient number, since it is larger than the sum of its proper divisors (126405860).

252811714 is a wasteful number, since it uses less digits than its factorization.

252811714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126405859.

The product of its digits is 4480, while the sum is 31.

The square root of 252811714 is about 15900.0538992797. The cubic root of 252811714 is about 632.3134177581.

Adding to 252811714 its reverse (417118252), we get a palindrome (669929966).

The spelling of 252811714 in words is "two hundred fifty-two million, eight hundred eleven thousand, seven hundred fourteen".