222240067 has 4 divisors (see below), whose sum is σ = 253988656. Its totient is φ = 190491480.

The previous prime is 222240043. The next prime is 222240071. The reversal of 222240067 is 760042222.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222240067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222240367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15874284 + ... + 15874297.

It is an arithmetic number, because the mean of its divisors is an integer number (63497164).

Almost surely, 2^222240067 is an apocalyptic number.

222240067 is a deficient number, since it is larger than the sum of its proper divisors (31748589).

222240067 is an equidigital number, since it uses as much as digits as its factorization.

222240067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31748588.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 222240067 is about 14907.7183700256. The cubic root of 222240067 is about 605.7230769000.

Adding to 222240067 its reverse (760042222), we get a palindrome (982282289).

The spelling of 222240067 in words is "two hundred twenty-two million, two hundred forty thousand, sixty-seven".