622989226 has 16 divisors (see below), whose sum is σ = 940201344. Its totient is φ = 309595264.

The previous prime is 622989179. The next prime is 622989251.

622989226 is nontrivially palindromic in base 10.

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 7 ways as a sum of consecutive naturals, for example, 243711 + ... + 246253.

It is an arithmetic number, because the mean of its divisors is an integer number (58762584).

Almost surely, 2^622989226 is an apocalyptic number.

622989226 is a deficient number, since it is larger than the sum of its proper divisors (317212118).

622989226 is a wasteful number, since it uses less digits than its factorization.

622989226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3245.

The product of its digits is 373248, while the sum is 46.

The square root of 622989226 is about 24959.7521221666. The cubic root of 622989226 is about 854.0700882353.

The spelling of 622989226 in words is "six hundred twenty-two million, nine hundred eighty-nine thousand, two hundred twenty-six".