622725716 has 24 divisors (see below), whose sum is σ = 1108638720. Its totient is φ = 306008352.

The previous prime is 622725709. The next prime is 622725721. The reversal of 622725716 is 617527226.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 622725716.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66050 + ... + 74886.

It is an arithmetic number, because the mean of its divisors is an integer number (46193280).

Almost surely, 2^622725716 is an apocalyptic number.

It is an amenable number.

622725716 is a deficient number, since it is larger than the sum of its proper divisors (485913004).

622725716 is a wasteful number, since it uses less digits than its factorization.

622725716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9143 (or 9141 counting only the distinct ones).

The product of its digits is 70560, while the sum is 38.

The square root of 622725716 is about 24954.4728656007. The cubic root of 622725716 is about 853.9496539708.

The spelling of 622725716 in words is "six hundred twenty-two million, seven hundred twenty-five thousand, seven hundred sixteen".