252373489 has 2 divisors, whose sum is σ = 252373490. Its totient is φ = 252373488.

The previous prime is 252373481. The next prime is 252373501. The reversal of 252373489 is 984373252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 249892864 + 2480625 = 15808^2 + 1575^2 .

It is a cyclic number.

It is not a de Polignac number, because 252373489 - 2³ = 252373481 is a prime.

It is not a weakly prime, because it can be changed into another prime (252373481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126186744 + 126186745.

It is an arithmetic number, because the mean of its divisors is an integer number (126186745).

Almost surely, 2^252373489 is an apocalyptic number.

It is an amenable number.

252373489 is a deficient number, since it is larger than the sum of its proper divisors (1).

252373489 is an equidigital number, since it uses as much as digits as its factorization.

252373489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 43.

The square root of 252373489 is about 15886.2673085908. The cubic root of 252373489 is about 631.9478547815.

The spelling of 252373489 in words is "two hundred fifty-two million, three hundred seventy-three thousand, four hundred eighty-nine".