222264705 has 16 divisors (see below), whose sum is σ = 382979520. Its totient is φ = 109422528.

The previous prime is 222264701. The next prime is 222264727. The reversal of 222264705 is 507462222.

It is not a de Polignac number, because 222264705 - 2² = 222264701 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (222264701) 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 15 ways as a sum of consecutive naturals, for example, 569715 + ... + 570104.

It is an arithmetic number, because the mean of its divisors is an integer number (23936220).

Almost surely, 2^222264705 is an apocalyptic number.

It is an amenable number.

222264705 is a deficient number, since it is larger than the sum of its proper divisors (160714815).

222264705 is a wasteful number, since it uses less digits than its factorization.

222264705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139840.

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 222264705 is about 14908.5446975887. The cubic root of 222264705 is about 605.7454599832.

The spelling of 222264705 in words is "two hundred twenty-two million, two hundred sixty-four thousand, seven hundred five".