222426444 has 48 divisors (see below), whose sum is σ = 533722112. Its totient is φ = 72055872.

The previous prime is 222426443. The next prime is 222426461. The reversal of 222426444 is 444624222.

222426444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (222426443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114102 + ... + 116034.

Almost surely, 2^222426444 is an apocalyptic number.

It is an amenable number.

222426444 is an abundant number, since it is smaller than the sum of its proper divisors (311295668).

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

222426444 is a wasteful number, since it uses less digits than its factorization.

222426444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2206 (or 2204 counting only the distinct ones).

The product of its digits is 24576, while the sum is 30.

The square root of 222426444 is about 14913.9680836456. The cubic root of 222426444 is about 605.8923552660.

The spelling of 222426444 in words is "two hundred twenty-two million, four hundred twenty-six thousand, four hundred forty-four".