252504493 has 2 divisors, whose sum is σ = 252504494. Its totient is φ = 252504492.

The previous prime is 252504467. The next prime is 252504569. The reversal of 252504493 is 394405252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 218655369 + 33849124 = 14787^2 + 5818^2 .

It is a cyclic number.

It is not a de Polignac number, because 252504493 - 2⁹ = 252503981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252504403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126252246 + 126252247.

It is an arithmetic number, because the mean of its divisors is an integer number (126252247).

Almost surely, 2^252504493 is an apocalyptic number.

It is an amenable number.

252504493 is a deficient number, since it is larger than the sum of its proper divisors (1).

252504493 is an equidigital number, since it uses as much as digits as its factorization.

252504493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 252504493 is about 15890.3899574554. The cubic root of 252504493 is about 632.0571813415.

The spelling of 252504493 in words is "two hundred fifty-two million, five hundred four thousand, four hundred ninety-three".