622424226 has 32 divisors (see below), whose sum is σ = 1285542720. Its totient is φ = 200781504.

The previous prime is 622424219. The next prime is 622424267.

622424226 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×622424226² = 774823834223398152, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 622424193 and 622424202.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17056 + ... + 39188.

It is an arithmetic number, because the mean of its divisors is an integer number (40173210).

Almost surely, 2^622424226 is an apocalyptic number.

622424226 is an abundant number, since it is smaller than the sum of its proper divisors (663118494).

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

622424226 is a wasteful number, since it uses less digits than its factorization.

622424226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22290.

The product of its digits is 18432, while the sum is 30.

The square root of 622424226 is about 24948.4313334526. The cubic root of 622424226 is about 853.8118196966.

The spelling of 622424226 in words is "six hundred twenty-two million, four hundred twenty-four thousand, two hundred twenty-six".