252896957 has 2 divisors, whose sum is σ = 252896958. Its totient is φ = 252896956.

The previous prime is 252896923. The next prime is 252897037. The reversal of 252896957 is 759698252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 235499716 + 17397241 = 15346^2 + 4171^2 .

It is a cyclic number.

It is not a de Polignac number, because 252896957 - 2⁸ = 252896701 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 252896899 and 252896908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252896857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126448478 + 126448479.

It is an arithmetic number, because the mean of its divisors is an integer number (126448479).

Almost surely, 2^252896957 is an apocalyptic number.

It is an amenable number.

252896957 is a deficient number, since it is larger than the sum of its proper divisors (1).

252896957 is an equidigital number, since it uses as much as digits as its factorization.

252896957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2721600, while the sum is 53.

The square root of 252896957 is about 15902.7342617551. The cubic root of 252896957 is about 632.3844775400.

It can be divided in two parts, 25 and 2896957, that added together give a palindrome (2896982).

The spelling of 252896957 in words is "two hundred fifty-two million, eight hundred ninety-six thousand, nine hundred fifty-seven".