222286958 has 4 divisors (see below), whose sum is σ = 333430440. Its totient is φ = 111143478.

The previous prime is 222286919. The next prime is 222286979. The reversal of 222286958 is 859682222.

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

It is a super-2 number, since 2×222286958² = 98822983393787528, which contains 22 as substring.

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, 55571738 + ... + 55571741.

It is an arithmetic number, because the mean of its divisors is an integer number (83357610).

Almost surely, 2^222286958 is an apocalyptic number.

222286958 is a deficient number, since it is larger than the sum of its proper divisors (111143482).

222286958 is a wasteful number, since it uses less digits than its factorization.

222286958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111143481.

The product of its digits is 276480, while the sum is 44.

The square root of 222286958 is about 14909.2909958858. The cubic root of 222286958 is about 605.7656749245.

The spelling of 222286958 in words is "two hundred twenty-two million, two hundred eighty-six thousand, nine hundred fifty-eight".