555422 has 16 divisors (see below), whose sum is σ = 964320. Its totient is φ = 235008.

The previous prime is 555421. The next prime is 555439. The reversal of 555422 is 224555.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1154 + ... + 1562.

It is an arithmetic number, because the mean of its divisors is an integer number (60270).

2⁵⁵⁵⁴²² is an apocalyptic number.

555422 is a deficient number, since it is larger than the sum of its proper divisors (408898).

555422 is a wasteful number, since it uses less digits than its factorization.

555422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515.

The product of its digits is 2000, while the sum is 23.

The square root of 555422 is about 745.2663953245. The cubic root of 555422 is about 82.2004810899.

Adding to 555422 its reverse (224555), we get a palindrome (779977).

The spelling of 555422 in words is "five hundred fifty-five thousand, four hundred twenty-two".