222426344 has 16 divisors (see below), whose sum is σ = 476628000. Its totient is φ = 95325552.

The previous prime is 222426299. The next prime is 222426389. The reversal of 222426344 is 443624222.

It is a happy number.

222426344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (222426299) and next prime (222426389).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1985894 + ... + 1986005.

It is an arithmetic number, because the mean of its divisors is an integer number (29789250).

Almost surely, 2^222426344 is an apocalyptic number.

It is an amenable number.

222426344 is an abundant number, since it is smaller than the sum of its proper divisors (254201656).

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

222426344 is a wasteful number, since it uses less digits than its factorization.

222426344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3971912 (or 3971908 counting only the distinct ones).

The product of its digits is 18432, while the sum is 29.

The square root of 222426344 is about 14913.9647310834. The cubic root of 222426344 is about 605.8922644656.

The spelling of 222426344 in words is "two hundred twenty-two million, four hundred twenty-six thousand, three hundred forty-four".