258068858 has 16 divisors (see below), whose sum is σ = 403507104. Its totient is φ = 123670800.

The previous prime is 258068827. The next prime is 258068861. The reversal of 258068858 is 858860852.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21068 + ... + 30983.

It is an arithmetic number, because the mean of its divisors is an integer number (25219194).

Almost surely, 2^258068858 is an apocalyptic number.

258068858 is a deficient number, since it is larger than the sum of its proper divisors (145438246).

258068858 is a wasteful number, since it uses less digits than its factorization.

258068858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52157.

The product of its (nonzero) digits is 1228800, while the sum is 50.

The square root of 258068858 is about 16064.5217171256. The cubic root of 258068858 is about 636.6663062353. Note that the first 3 decimals are identical.

The spelling of 258068858 in words is "two hundred fifty-eight million, sixty-eight thousand, eight hundred fifty-eight".