5221173858 has 32 divisors (see below), whose sum is σ = 11094402816. Its totient is φ = 1632415488.

The previous prime is 5221173829. The next prime is 5221173863. The reversal of 5221173858 is 8583711225.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57466 + ... + 117237.

It is an arithmetic number, because the mean of its divisors is an integer number (346700088).

Almost surely, 2^5221173858 is an apocalyptic number.

5221173858 is an abundant number, since it is smaller than the sum of its proper divisors (5873228958).

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

5221173858 is a wasteful number, since it uses less digits than its factorization.

5221173858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175018.

The product of its digits is 134400, while the sum is 42.

The square root of 5221173858 is about 72257.6906495080. The cubic root of 5221173858 is about 1734.8265164401.

The spelling of 5221173858 in words is "five billion, two hundred twenty-one million, one hundred seventy-three thousand, eight hundred fifty-eight".