622009137 has 24 divisors (see below), whose sum is σ = 877604544. Its totient is φ = 391811616.

The previous prime is 622009123. The next prime is 622009153. The reversal of 622009137 is 731900226.

It is not a de Polignac number, because 622009137 - 2²³ = 613620529 is a prime.

It is a super-2 number, since 2×622009137² = 773790733022969538, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (622009177) 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 23 ways as a sum of consecutive naturals, for example, 804283 + ... + 805055.

It is an arithmetic number, because the mean of its divisors is an integer number (36566856).

Almost surely, 2^622009137 is an apocalyptic number.

It is an amenable number.

622009137 is a deficient number, since it is larger than the sum of its proper divisors (255595407).

622009137 is a wasteful number, since it uses less digits than its factorization.

622009137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557 (or 1538 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 622009137 is about 24940.1110061684. Note that the first 3 decimals coincide. The cubic root of 622009137 is about 853.6219777353.

The spelling of 622009137 in words is "six hundred twenty-two million, nine thousand, one hundred thirty-seven".