558422 has 4 divisors (see below), whose sum is σ = 837636. Its totient is φ = 279210.

The previous prime is 558421. The next prime is 558427. The reversal of 558422 is 224855.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 224855 = 5 ⋅44971.

It is a junction number, because it is equal to n+sod(n) for n = 558391 and 558400.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 558422.

It is not an unprimeable number, because it can be changed into a prime (558421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139604 + ... + 139607.

It is an arithmetic number, because the mean of its divisors is an integer number (209409).

2⁵⁵⁸⁴²² is an apocalyptic number.

558422 is a deficient number, since it is larger than the sum of its proper divisors (279214).

558422 is a wasteful number, since it uses less digits than its factorization.

558422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279213.

The product of its digits is 3200, while the sum is 26.

The square root of 558422 is about 747.2763879583. The cubic root of 558422 is about 82.3482118733.

The spelling of 558422 in words is "five hundred fifty-eight thousand, four hundred twenty-two".