252897037 has 2 divisors, whose sum is σ = 252897038. Its totient is φ = 252897036.

The previous prime is 252896957. The next prime is 252897053. The reversal of 252897037 is 730798252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 232593001 + 20304036 = 15251^2 + 4506^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252897037 is a prime.

It is a super-2 number, since 2×252897037² = 127913822646758738, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 252896984 and 252897002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252897067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126448518 + 126448519.

It is an arithmetic number, because the mean of its divisors is an integer number (126448519).

Almost surely, 2^252897037 is an apocalyptic number.

It is an amenable number.

252897037 is a deficient number, since it is larger than the sum of its proper divisors (1).

252897037 is an equidigital number, since it uses as much as digits as its factorization.

252897037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 252897037 is about 15902.7367770456. The cubic root of 252897037 is about 632.3845442216.

The spelling of 252897037 in words is "two hundred fifty-two million, eight hundred ninety-seven thousand, thirty-seven".