222444030 has 16 divisors (see below), whose sum is σ = 533865744. Its totient is φ = 59318400.

The previous prime is 222444011. The next prime is 222444043. The reversal of 222444030 is 30444222.

It is a junction number, because it is equal to n+sod(n) for n = 222443988 and 222444006.

It is a congruent number.

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, 3707371 + ... + 3707430.

It is an arithmetic number, because the mean of its divisors is an integer number (33366609).

Almost surely, 2^222444030 is an apocalyptic number.

222444030 is an abundant number, since it is smaller than the sum of its proper divisors (311421714).

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

222444030 is a wasteful number, since it uses less digits than its factorization.

222444030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7414811.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 222444030 is about 14914.5576535142. The cubic root of 222444030 is about 605.9083230049.

Adding to 222444030 its reverse (30444222), we get a palindrome (252888252).

The spelling of 222444030 in words is "two hundred twenty-two million, four hundred forty-four thousand, thirty".