258365223 has 12 divisors (see below), whose sum is σ = 377042848. Its totient is φ = 170467200.

The previous prime is 258365221. The next prime is 258365243. The reversal of 258365223 is 322563852.

258365223 is a `hidden beast` number, since 2 + 583 + 6 + 52 + 23 = 666.

It is not a de Polignac number, because 258365223 - 2¹ = 258365221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258365221) 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 in 11 ways as a sum of consecutive naturals, for example, 147103 + ... + 148848.

Almost surely, 2^258365223 is an apocalyptic number.

258365223 is a deficient number, since it is larger than the sum of its proper divisors (118677625).

258365223 is a wasteful number, since it uses less digits than its factorization.

258365223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296054 (or 296051 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 258365223 is about 16073.7432790250. The cubic root of 258365223 is about 636.9099278134.

The spelling of 258365223 in words is "two hundred fifty-eight million, three hundred sixty-five thousand, two hundred twenty-three".