222464056 has 8 divisors (see below), whose sum is σ = 417120120. Its totient is φ = 111232024.

The previous prime is 222464009. The next prime is 222464089. The reversal of 222464056 is 650464222.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×222464056² = 98980512423942272, 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, 13903996 + ... + 13904011.

It is an arithmetic number, because the mean of its divisors is an integer number (52140015).

Almost surely, 2^222464056 is an apocalyptic number.

It is an amenable number.

222464056 is a deficient number, since it is larger than the sum of its proper divisors (194656064).

222464056 is a wasteful number, since it uses less digits than its factorization.

222464056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27808013 (or 27808009 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 222464056 is about 14915.2289958954. The cubic root of 222464056 is about 605.9265051906.

The spelling of 222464056 in words is "two hundred twenty-two million, four hundred sixty-four thousand, fifty-six".