622652563 has 12 divisors (see below), whose sum is σ = 675948784. Its totient is φ = 570164400.

The previous prime is 622652561. The next prime is 622652593. The reversal of 622652563 is 365256226.

622652563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 622652563 - 2¹ = 622652561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (622652561) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 221698 + ... + 224488.

Almost surely, 2^622652563 is an apocalyptic number.

622652563 is a deficient number, since it is larger than the sum of its proper divisors (53296221).

622652563 is a wasteful number, since it uses less digits than its factorization.

622652563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3066 (or 2935 counting only the distinct ones).

The product of its digits is 129600, while the sum is 37.

The square root of 622652563 is about 24953.0070933345. The cubic root of 622652563 is about 853.9162141948.

The spelling of 622652563 in words is "six hundred twenty-two million, six hundred fifty-two thousand, five hundred sixty-three".