252274193 has 2 divisors, whose sum is σ = 252274194. Its totient is φ = 252274192.

The previous prime is 252274159. The next prime is 252274201. The reversal of 252274193 is 391472252.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 250177489 + 2096704 = 15817^2 + 1448^2 .

It is a cyclic number.

It is not a de Polignac number, because 252274193 - 2¹⁴ = 252257809 is a prime.

It is not a weakly prime, because it can be changed into another prime (252274123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126137096 + 126137097.

It is an arithmetic number, because the mean of its divisors is an integer number (126137097).

Almost surely, 2^252274193 is an apocalyptic number.

It is an amenable number.

252274193 is a deficient number, since it is larger than the sum of its proper divisors (1).

252274193 is an equidigital number, since it uses as much as digits as its factorization.

252274193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 35.

The square root of 252274193 is about 15883.1417861832. The cubic root of 252274193 is about 631.8649642398.

The spelling of 252274193 in words is "two hundred fifty-two million, two hundred seventy-four thousand, one hundred ninety-three".