622627256 has 16 divisors (see below), whose sum is σ = 1167847200. Its totient is φ = 311201344.

The previous prime is 622627249. The next prime is 622627259. The reversal of 622627256 is 652726226.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622627259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12476 + ... + 37428.

It is an arithmetic number, because the mean of its divisors is an integer number (72990450).

Almost surely, 2^622627256 is an apocalyptic number.

It is a pronic number, being equal to 24952×24953.

It is an amenable number.

622627256 is a deficient number, since it is larger than the sum of its proper divisors (545219944).

622627256 is a wasteful number, since it uses less digits than its factorization.

622627256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28078 (or 28074 counting only the distinct ones).

The product of its digits is 120960, while the sum is 38.

The square root of 622627256 is about 24952.4999949905. The cubic root of 622627256 is about 853.9046452227.

The spelling of 622627256 in words is "six hundred twenty-two million, six hundred twenty-seven thousand, two hundred fifty-six".