222055378 has 32 divisors (see below), whose sum is σ = 351993600. Its totient is φ = 104918016.

The previous prime is 222055369. The next prime is 222055399. The reversal of 222055378 is 873550222.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 928983 + ... + 929221.

It is an arithmetic number, because the mean of its divisors is an integer number (10999800).

Almost surely, 2^222055378 is an apocalyptic number.

222055378 is a deficient number, since it is larger than the sum of its proper divisors (129938222).

222055378 is a wasteful number, since it uses less digits than its factorization.

222055378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 222055378 is about 14901.5226738746. The cubic root of 222055378 is about 605.5552382882. Note that the first 3 decimals are identical.

The spelling of 222055378 in words is "two hundred twenty-two million, fifty-five thousand, three hundred seventy-eight".