222464112 has 80 divisors (see below), whose sum is σ = 633376128. Its totient is φ = 66850560.

The previous prime is 222464101. The next prime is 222464149. The reversal of 222464112 is 211464222.

It is a happy number.

It is a super-2 number, since 2×222464112² = 98980562255897088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22687 + ... + 30977.

Almost surely, 2^222464112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222464112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316688064).

222464112 is an abundant number, since it is smaller than the sum of its proper divisors (410912016).

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

222464112 is a wasteful number, since it uses less digits than its factorization.

222464112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8358 (or 8352 counting only the distinct ones).

The product of its digits is 1536, while the sum is 24.

The square root of 222464112 is about 14915.2308731712. The cubic root of 222464112 is about 605.9265560331.

The spelling of 222464112 in words is "two hundred twenty-two million, four hundred sixty-four thousand, one hundred twelve".