222670198 has 4 divisors (see below), whose sum is σ = 334005300. Its totient is φ = 111335098.

The previous prime is 222670163. The next prime is 222670249. The reversal of 222670198 is 891076222.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55667548 + ... + 55667551.

It is an arithmetic number, because the mean of its divisors is an integer number (83501325).

Almost surely, 2^222670198 is an apocalyptic number.

222670198 is a deficient number, since it is larger than the sum of its proper divisors (111335102).

222670198 is a wasteful number, since it uses less digits than its factorization.

222670198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111335101.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 222670198 is about 14922.1378495174. The cubic root of 222670198 is about 606.1136040908.

The spelling of 222670198 in words is "two hundred twenty-two million, six hundred seventy thousand, one hundred ninety-eight".