222446236 has 6 divisors (see below), whose sum is σ = 389280920. Its totient is φ = 111223116.

The previous prime is 222446221. The next prime is 222446251. The reversal of 222446236 is 632644222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (222446221) and next prime (222446251).

It is a junction number, because it is equal to n+sod(n) for n = 222446198 and 222446207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27805776 + ... + 27805783.

Almost surely, 2^222446236 is an apocalyptic number.

It is an amenable number.

222446236 is a deficient number, since it is larger than the sum of its proper divisors (166834684).

222446236 is a wasteful number, since it uses less digits than its factorization.

222446236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55611563 (or 55611561 counting only the distinct ones).

The product of its digits is 27648, while the sum is 31.

The square root of 222446236 is about 14914.6316079211. The cubic root of 222446236 is about 605.9103259497.

The spelling of 222446236 in words is "two hundred twenty-two million, four hundred forty-six thousand, two hundred thirty-six".