258313923 has 12 divisors (see below), whose sum is σ = 426423088. Its totient is φ = 147607920.

The previous prime is 258313921. The next prime is 258313961. The reversal of 258313923 is 329313852.

258313923 is a `hidden beast` number, since 258 + 313 + 92 + 3 = 666.

It is not a de Polignac number, because 258313923 - 2¹ = 258313921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (258313921) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2050048 + ... + 2050173.

Almost surely, 2^258313923 is an apocalyptic number.

258313923 is a deficient number, since it is larger than the sum of its proper divisors (168109165).

258313923 is a wasteful number, since it uses less digits than its factorization.

258313923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4100234 (or 4100231 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 258313923 is about 16072.1474296374. The cubic root of 258313923 is about 636.8677708987.

The spelling of 258313923 in words is "two hundred fifty-eight million, three hundred thirteen thousand, nine hundred twenty-three".