222443998 has 16 divisors (see below), whose sum is σ = 381915360. Its totient is φ = 95187456.

The previous prime is 222443993. The next prime is 222443999. The reversal of 222443998 is 899344222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222443993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2383 + ... + 21226.

It is an arithmetic number, because the mean of its divisors is an integer number (23869710).

Almost surely, 2^222443998 is an apocalyptic number.

222443998 is a deficient number, since it is larger than the sum of its proper divisors (159471362).

222443998 is a wasteful number, since it uses less digits than its factorization.

222443998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24291.

The product of its digits is 248832, while the sum is 43.

The square root of 222443998 is about 14914.5565807368. The cubic root of 222443998 is about 605.9082939503.

The spelling of 222443998 in words is "two hundred twenty-two million, four hundred forty-three thousand, nine hundred ninety-eight".