622228418 has 16 divisors (see below), whose sum is σ = 1073745024. Its totient is φ = 264902400.

The previous prime is 622228403. The next prime is 622228429. The reversal of 622228418 is 814822226.

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, 145055 + ... + 149282.

It is an arithmetic number, because the mean of its divisors is an integer number (67109064).

Almost surely, 2^622228418 is an apocalyptic number.

622228418 is a deficient number, since it is larger than the sum of its proper divisors (451516606).

622228418 is a wasteful number, since it uses less digits than its factorization.

622228418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294497.

The product of its digits is 24576, while the sum is 35.

The square root of 622228418 is about 24944.5067700285. The cubic root of 622228418 is about 853.7222769527.

The spelling of 622228418 in words is "six hundred twenty-two million, two hundred twenty-eight thousand, four hundred eighteen".