622265730 has 16 divisors (see below), whose sum is σ = 1493437824. Its totient is φ = 165937520.

The previous prime is 622265719. The next prime is 622265753. The reversal of 622265730 is 37562226.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 622265691 and 622265700.

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 7 ways as a sum of consecutive naturals, for example, 10371066 + ... + 10371125.

It is an arithmetic number, because the mean of its divisors is an integer number (93339864).

Almost surely, 2^622265730 is an apocalyptic number.

622265730 is an abundant number, since it is smaller than the sum of its proper divisors (871172094).

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

622265730 is a wasteful number, since it uses less digits than its factorization.

622265730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20742201.

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 622265730 is about 24945.2546589527. The cubic root of 622265730 is about 853.7393411304.

The spelling of 622265730 in words is "six hundred twenty-two million, two hundred sixty-five thousand, seven hundred thirty".