222282644 has 12 divisors (see below), whose sum is σ = 389118324. Its totient is φ = 111105984.

The previous prime is 222282629. The next prime is 222282659. The reversal of 222282644 is 446282222.

It is an interprime number because it is at equal distance from previous prime (222282629) and next prime (222282659).

It can be written as a sum of positive squares in 2 ways, for example, as 165431044 + 56851600 = 12862^2 + 7540^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 222282644.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9584 + ... + 23160.

It is an arithmetic number, because the mean of its divisors is an integer number (32426527).

Almost surely, 2^222282644 is an apocalyptic number.

It is an amenable number.

222282644 is a deficient number, since it is larger than the sum of its proper divisors (166835680).

222282644 is a wasteful number, since it uses less digits than its factorization.

222282644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17674 (or 17672 counting only the distinct ones).

The product of its digits is 24576, while the sum is 32.

The square root of 222282644 is about 14909.1463202961. The cubic root of 222282644 is about 605.7617561310.

The spelling of 222282644 in words is "two hundred twenty-two million, two hundred eighty-two thousand, six hundred forty-four".