222227738 has 8 divisors (see below), whose sum is σ = 333432288. Its totient is φ = 111083644.

The previous prime is 222227737. The next prime is 222227767. The reversal of 222227738 is 837722222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 222227698 and 222227707.

It is not an unprimeable number, because it can be changed into a prime (222227737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4406 + ... + 21537.

It is an arithmetic number, because the mean of its divisors is an integer number (41679036).

Almost surely, 2^222227738 is an apocalyptic number.

222227738 is a deficient number, since it is larger than the sum of its proper divisors (111204550).

222227738 is a wasteful number, since it uses less digits than its factorization.

222227738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30228.

The product of its digits is 37632, while the sum is 35.

The square root of 222227738 is about 14907.3048536615. The cubic root of 222227738 is about 605.7118756526.

The spelling of 222227738 in words is "two hundred twenty-two million, two hundred twenty-seven thousand, seven hundred thirty-eight".