622106556 has 24 divisors (see below), whose sum is σ = 1455976704. Its totient is φ = 206741040.

The previous prime is 622106549. The next prime is 622106557. The reversal of 622106556 is 655601226.

It is a happy number.

622106556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×622106556² = 774033134036362272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622106557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74340 + ... + 82283.

It is an arithmetic number, because the mean of its divisors is an integer number (60665696).

Almost surely, 2^622106556 is an apocalyptic number.

It is an amenable number.

622106556 is an abundant number, since it is smaller than the sum of its proper divisors (833870148).

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

622106556 is a wasteful number, since it uses less digits than its factorization.

622106556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156961 (or 156959 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 622106556 is about 24942.0639883711. The cubic root of 622106556 is about 853.6665401345. Note that the first 3 decimals are identical.

The spelling of 622106556 in words is "six hundred twenty-two million, one hundred six thousand, five hundred fifty-six".