622225158 has 8 divisors (see below), whose sum is σ = 1244450328. Its totient is φ = 207408384.

The previous prime is 622225147. The next prime is 622225159. The reversal of 622225158 is 851522226.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

622225158 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622225159) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 51852091 + ... + 51852102.

It is an arithmetic number, because the mean of its divisors is an integer number (155556291).

Almost surely, 2^622225158 is an apocalyptic number.

622225158 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

622225158 is a wasteful number, since it uses less digits than its factorization.

622225158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103704198.

The product of its digits is 19200, while the sum is 33.

The square root of 622225158 is about 24944.4414248946. The cubic root of 622225158 is about 853.7207860000.

The spelling of 622225158 in words is "six hundred twenty-two million, two hundred twenty-five thousand, one hundred fifty-eight".