222444998 has 8 divisors (see below), whose sum is σ = 337416840. Its totient is φ = 109972720.

The previous prime is 222444997. The next prime is 222445001. The reversal of 222444998 is 899444222.

222444998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222444991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 624668 + ... + 625023.

It is an arithmetic number, because the mean of its divisors is an integer number (42177105).

Almost surely, 2^222444998 is an apocalyptic number.

222444998 is a deficient number, since it is larger than the sum of its proper divisors (114971842).

222444998 is a wasteful number, since it uses less digits than its factorization.

222444998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1249782.

The product of its digits is 331776, while the sum is 44.

The square root of 222444998 is about 14914.5901049945. The cubic root of 222444998 is about 605.9092019052.

The spelling of 222444998 in words is "two hundred twenty-two million, four hundred forty-four thousand, nine hundred ninety-eight".