5156858 has 24 divisors (see below), whose sum is σ = 9104724. Its totient is φ = 2184000.

The previous prime is 5156849. The next prime is 5156891. The reversal of 5156858 is 8586515.

It can be written as a sum of positive squares in 2 ways, for example, as 4986289 + 170569 = 2233^2 + 413^2 .

It is an Ulam number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9638 + ... + 10158.

Almost surely, 2^5156858 is an apocalyptic number.

5156858 is a deficient number, since it is larger than the sum of its proper divisors (3947866).

5156858 is a wasteful number, since it uses less digits than its factorization.

5156858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638 (or 631 counting only the distinct ones).

The product of its digits is 48000, while the sum is 38.

The square root of 5156858 is about 2270.8716388207. The cubic root of 5156858 is about 172.7673708468.

The spelling of 5156858 in words is "five million, one hundred fifty-six thousand, eight hundred fifty-eight".