222242705 has 8 divisors (see below), whose sum is σ = 272893632. Its totient is φ = 173659248.

The previous prime is 222242687. The next prime is 222242711. The reversal of 222242705 is 507242222.

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

It is a cyclic number.

It is not a de Polignac number, because 222242705 - 2¹⁰ = 222241681 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 516629 + ... + 517058.

It is an arithmetic number, because the mean of its divisors is an integer number (34111704).

Almost surely, 2^222242705 is an apocalyptic number.

It is an amenable number.

222242705 is a deficient number, since it is larger than the sum of its proper divisors (50650927).

222242705 is a wasteful number, since it uses less digits than its factorization.

222242705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033735.

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 222242705 is about 14907.8068474206. The cubic root of 222242705 is about 605.7254735443.

Adding to 222242705 its reverse (507242222), we get a palindrome (729484927).

The spelling of 222242705 in words is "two hundred twenty-two million, two hundred forty-two thousand, seven hundred five".