622122456 has 64 divisors (see below), whose sum is σ = 1593146880. Its totient is φ = 202355840.

The previous prime is 622122443. The next prime is 622122493. The reversal of 622122456 is 654221226.

It is a happy number.

It is a congruent number.

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, 526186 + ... + 527366.

It is an arithmetic number, because the mean of its divisors is an integer number (24892920).

Almost surely, 2^622122456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 622122456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (796573440).

622122456 is an abundant number, since it is smaller than the sum of its proper divisors (971024424).

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

622122456 is a wasteful number, since it uses less digits than its factorization.

622122456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1704 (or 1700 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

The square root of 622122456 is about 24942.3827249924. The cubic root of 622122456 is about 853.6738128342.

The spelling of 622122456 in words is "six hundred twenty-two million, one hundred twenty-two thousand, four hundred fifty-six".