252470089 has 2 divisors, whose sum is σ = 252470090. Its totient is φ = 252470088.

The previous prime is 252470063. The next prime is 252470131. The reversal of 252470089 is 980074252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 235929600 + 16540489 = 15360^2 + 4067^2 .

It is a cyclic number.

It is not a de Polignac number, because 252470089 - 2⁹ = 252469577 is a prime.

It is a super-2 number, since 2×252470089² = 127482291679335842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (252470059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126235044 + 126235045.

It is an arithmetic number, because the mean of its divisors is an integer number (126235045).

Almost surely, 2^252470089 is an apocalyptic number.

It is an amenable number.

252470089 is a deficient number, since it is larger than the sum of its proper divisors (1).

252470089 is an equidigital number, since it uses as much as digits as its factorization.

252470089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 252470089 is about 15889.3073794927. The cubic root of 252470089 is about 632.0284738880.

The spelling of 252470089 in words is "two hundred fifty-two million, four hundred seventy thousand, eighty-nine".