258467233 has 2 divisors, whose sum is σ = 258467234. Its totient is φ = 258467232.

The previous prime is 258467197. The next prime is 258467249. The reversal of 258467233 is 332764852.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 256256064 + 2211169 = 16008^2 + 1487^2 .

It is a cyclic number.

It is not a de Polignac number, because 258467233 - 2²⁵ = 224912801 is a prime.

It is not a weakly prime, because it can be changed into another prime (258461233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129233616 + 129233617.

It is an arithmetic number, because the mean of its divisors is an integer number (129233617).

Almost surely, 2^258467233 is an apocalyptic number.

It is an amenable number.

258467233 is a deficient number, since it is larger than the sum of its proper divisors (1).

258467233 is an equidigital number, since it uses as much as digits as its factorization.

258467233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 40.

The square root of 258467233 is about 16076.9161532926. The cubic root of 258467233 is about 636.9937402193.

The spelling of 258467233 in words is "two hundred fifty-eight million, four hundred sixty-seven thousand, two hundred thirty-three".