622264626 has 64 divisors (see below), whose sum is σ = 1443536640. Its totient is φ = 198506880.

The previous prime is 622264619. The next prime is 622264663. The reversal of 622264626 is 626462226.

It is a happy number.

622264626 is a `hidden beast` number, since 6 + 2 + 2 + 2 + 646 + 2 + 6 = 666.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 114691 + ... + 119993.

It is an arithmetic number, because the mean of its divisors is an integer number (22555260).

Almost surely, 2^622264626 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 622264626, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (721768320).

622264626 is an abundant number, since it is smaller than the sum of its proper divisors (821272014).

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

622264626 is a wasteful number, since it uses less digits than its factorization.

622264626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5408 (or 5402 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 622264626 is about 24945.2325304857. The cubic root of 622264626 is about 853.7388362396.

The spelling of 622264626 in words is "six hundred twenty-two million, two hundred sixty-four thousand, six hundred twenty-six".