222194472 has 64 divisors (see below), whose sum is σ = 580305600. Its totient is φ = 70824960.

The previous prime is 222194461. The next prime is 222194473. The reversal of 222194472 is 274491222.

It is not an unprimeable number, because it can be changed into a prime (222194473) 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, 50272 + ... + 54512.

It is an arithmetic number, because the mean of its divisors is an integer number (9067275).

Almost surely, 2^222194472 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 222194472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (290152800).

222194472 is an abundant number, since it is smaller than the sum of its proper divisors (358111128).

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

222194472 is a wasteful number, since it uses less digits than its factorization.

222194472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4346 (or 4342 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 222194472 is about 14906.1890501899. The cubic root of 222194472 is about 605.6816504777.

The spelling of 222194472 in words is "two hundred twenty-two million, one hundred ninety-four thousand, four hundred seventy-two".