222056432 has 40 divisors (see below), whose sum is σ = 472094784. Its totient is φ = 100548864.

The previous prime is 222056389. The next prime is 222056447. The reversal of 222056432 is 234650222.

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 953 + ... + 21095.

Almost surely, 2^222056432 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 222056432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (236047392).

222056432 is an abundant number, since it is smaller than the sum of its proper divisors (250038352).

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

222056432 is a wasteful number, since it uses less digits than its factorization.

222056432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20217 (or 20211 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 222056432 is about 14901.5580393461. The cubic root of 222056432 is about 605.5561963888.

The spelling of 222056432 in words is "two hundred twenty-two million, fifty-six thousand, four hundred thirty-two".