252390323 has 2 divisors, whose sum is σ = 252390324. Its totient is φ = 252390322.

The previous prime is 252390311. The next prime is 252390337. The reversal of 252390323 is 323093252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 252390323 - 2¹⁰ = 252389299 is a prime.

It is not a weakly prime, because it can be changed into another prime (252390343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126195161 + 126195162.

It is an arithmetic number, because the mean of its divisors is an integer number (126195162).

Almost surely, 2^252390323 is an apocalyptic number.

252390323 is a deficient number, since it is larger than the sum of its proper divisors (1).

252390323 is an equidigital number, since it uses as much as digits as its factorization.

252390323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 252390323 is about 15886.7971284334. The cubic root of 252390323 is about 631.9619053509.

The spelling of 252390323 in words is "two hundred fifty-two million, three hundred ninety thousand, three hundred twenty-three".