622116320 has 48 divisors (see below), whose sum is σ = 1679717088. Its totient is φ = 213296640.

The previous prime is 622116317. The next prime is 622116337. The reversal of 622116320 is 23611226.

It is a super-2 number, since 2×622116320² = 774057431220684800, which contains 22 as substring.

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, 276611 + ... + 278850.

It is an arithmetic number, because the mean of its divisors is an integer number (34994106).

Almost surely, 2^622116320 is an apocalyptic number.

It is an amenable number.

622116320 is an abundant number, since it is smaller than the sum of its proper divisors (1057600768).

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

622116320 is a wasteful number, since it uses less digits than its factorization.

622116320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555483 (or 555475 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 622116320 is about 24942.2597212041. The cubic root of 622116320 is about 853.6710062271.

Adding to 622116320 its reverse (23611226), we get a palindrome (645727546).

The spelling of 622116320 in words is "six hundred twenty-two million, one hundred sixteen thousand, three hundred twenty".