222491022 has 16 divisors (see below), whose sum is σ = 479211600. Its totient is φ = 68458752.

The previous prime is 222490993. The next prime is 222491033. The reversal of 222491022 is 220194222.

222491022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 222490983 and 222491001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1426147 + ... + 1426302.

It is an arithmetic number, because the mean of its divisors is an integer number (29950725).

Almost surely, 2^222491022 is an apocalyptic number.

222491022 is an abundant number, since it is smaller than the sum of its proper divisors (256720578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222491022 is a wasteful number, since it uses less digits than its factorization.

222491022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2852467.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 222491022 is about 14916.1329438967. The cubic root of 222491022 is about 605.9509866795.

The spelling of 222491022 in words is "two hundred twenty-two million, four hundred ninety-one thousand, twenty-two".