222223994 has 8 divisors (see below), whose sum is σ = 333432288. Its totient is φ = 111079900.

The previous prime is 222223987. The next prime is 222224003. The reversal of 222223994 is 499322222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6182 + ... + 21969.

It is an arithmetic number, because the mean of its divisors is an integer number (41679036).

Almost surely, 2^222223994 is an apocalyptic number.

222223994 is a deficient number, since it is larger than the sum of its proper divisors (111208294).

222223994 is a wasteful number, since it uses less digits than its factorization.

222223994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32100.

The product of its digits is 31104, while the sum is 35.

The square root of 222223994 is about 14907.1792771134. The cubic root of 222223994 is about 605.7084740400.

The spelling of 222223994 in words is "two hundred twenty-two million, two hundred twenty-three thousand, nine hundred ninety-four".