258113835 has 24 divisors (see below), whose sum is σ = 511311840. Its totient is φ = 117994752.

The previous prime is 258113827. The next prime is 258113851. The reversal of 258113835 is 538311852.

It is not a de Polignac number, because 258113835 - 2³ = 258113827 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 258113835.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 409390 + ... + 410019.

It is an arithmetic number, because the mean of its divisors is an integer number (21304660).

Almost surely, 2^258113835 is an apocalyptic number.

258113835 is a deficient number, since it is larger than the sum of its proper divisors (253198005).

258113835 is a wasteful number, since it uses less digits than its factorization.

258113835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819427 (or 819424 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The square root of 258113835 is about 16065.9215421961. The cubic root of 258113835 is about 636.7032907793.

It can be divided in two parts, 25811 and 3835, that added together give a triangular number (29646 = T₂₄₃).

The spelling of 258113835 in words is "two hundred fifty-eight million, one hundred thirteen thousand, eight hundred thirty-five".