558166422 has 64 divisors (see below), whose sum is σ = 1267176960. Its totient is φ = 162355200.

The previous prime is 558166391. The next prime is 558166487. The reversal of 558166422 is 224661855.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 368647 + ... + 370157.

It is an arithmetic number, because the mean of its divisors is an integer number (19799640).

Almost surely, 2^558166422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 558166422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (633588480).

558166422 is an abundant number, since it is smaller than the sum of its proper divisors (709010538).

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

558166422 is a wasteful number, since it uses less digits than its factorization.

558166422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1749.

The product of its digits is 115200, while the sum is 39.

The square root of 558166422 is about 23625.5459619455. The cubic root of 558166422 is about 823.3564694153.

The spelling of 558166422 in words is "five hundred fifty-eight million, one hundred sixty-six thousand, four hundred twenty-two".