622110505 has 4 divisors (see below), whose sum is σ = 746532612. Its totient is φ = 497688400.

The previous prime is 622110497. The next prime is 622110551. The reversal of 622110505 is 505011226.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 314423824 + 307686681 = 17732^2 + 17541^2 .

It is not a de Polignac number, because 622110505 - 2³ = 622110497 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

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, 62211046 + ... + 62211055.

It is an arithmetic number, because the mean of its divisors is an integer number (186633153).

Almost surely, 2^622110505 is an apocalyptic number.

It is an amenable number.

622110505 is a deficient number, since it is larger than the sum of its proper divisors (124422107).

622110505 is a wasteful number, since it uses less digits than its factorization.

622110505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124422106.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 622110505 is about 24942.1431517021. The cubic root of 622110505 is about 853.6683464285.

The spelling of 622110505 in words is "six hundred twenty-two million, one hundred ten thousand, five hundred five".