222263245 has 4 divisors (see below), whose sum is σ = 266715900. Its totient is φ = 177810592.

The previous prime is 222263213. The next prime is 222263257. The reversal of 222263245 is 542362222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 158231241 + 64032004 = 12579^2 + 8002^2 .

It is a cyclic number.

It is not a de Polignac number, because 222263245 - 2⁵ = 222263213 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22226320 + ... + 22226329.

It is an arithmetic number, because the mean of its divisors is an integer number (66678975).

Almost surely, 2^222263245 is an apocalyptic number.

It is an amenable number.

222263245 is a deficient number, since it is larger than the sum of its proper divisors (44452655).

222263245 is an equidigital number, since it uses as much as digits as its factorization.

222263245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44452654.

The product of its digits is 11520, while the sum is 28.

The square root of 222263245 is about 14908.4957322998. The cubic root of 222263245 is about 605.7441336513.

The spelling of 222263245 in words is "two hundred twenty-two million, two hundred sixty-three thousand, two hundred forty-five".