556622 has 8 divisors (see below), whose sum is σ = 910872. Its totient is φ = 253000.

The previous prime is 556613. The next prime is 556627. The reversal of 556622 is 226655.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 556591 and 556600.

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 556622.

It is not an unprimeable number, because it can be changed into a prime (556627) 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 3 ways as a sum of consecutive naturals, for example, 12629 + ... + 12672.

It is an arithmetic number, because the mean of its divisors is an integer number (113859).

2⁵⁵⁶⁶²² is an apocalyptic number.

556622 is a deficient number, since it is larger than the sum of its proper divisors (354250).

556622 is a wasteful number, since it uses less digits than its factorization.

556622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25314.

The product of its digits is 3600, while the sum is 26.

The square root of 556622 is about 746.0710421937. The cubic root of 556622 is about 82.2596370855.

The spelling of 556622 in words is "five hundred fifty-six thousand, six hundred twenty-two".