5121858 has 16 divisors (see below), whose sum is σ = 11707200. Its totient is φ = 1463376.

The previous prime is 5121841. The next prime is 5121871. The reversal of 5121858 is 8581215.

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, 60933 + ... + 61016.

It is an arithmetic number, because the mean of its divisors is an integer number (731700).

Almost surely, 2^5121858 is an apocalyptic number.

5121858 is an abundant number, since it is smaller than the sum of its proper divisors (6585342).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5121858 is a wasteful number, since it uses less digits than its factorization.

5121858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121961.

The product of its digits is 3200, while the sum is 30.

The square root of 5121858 is about 2263.1522264311. The cubic root of 5121858 is about 172.3756213252.

The spelling of 5121858 in words is "five million, one hundred twenty-one thousand, eight hundred fifty-eight".