622372986 has 12 divisors (see below), whose sum is σ = 1348474842. Its totient is φ = 207457656.

The previous prime is 622372943. The next prime is 622372991. The reversal of 622372986 is 689273226.

It can be written as a sum of positive squares in only one way, i.e., 531533025 + 90839961 = 23055^2 + 9531^2 .

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 5 ways as a sum of consecutive naturals, for example, 17288121 + ... + 17288156.

Almost surely, 2^622372986 is an apocalyptic number.

622372986 is an abundant number, since it is smaller than the sum of its proper divisors (726101856).

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

622372986 is a wasteful number, since it uses less digits than its factorization.

622372986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34576285 (or 34576282 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 622372986 is about 24947.4043940447. The cubic root of 622372986 is about 853.7883895256.

The spelling of 622372986 in words is "six hundred twenty-two million, three hundred seventy-two thousand, nine hundred eighty-six".