222240005 has 16 divisors (see below), whose sum is σ = 291494784. Its totient is φ = 161663040.

The previous prime is 222240001. The next prime is 222240043. The reversal of 222240005 is 500042222.

It is not a de Polignac number, because 222240005 - 2² = 222240001 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222240001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21161 + ... + 29870.

It is an arithmetic number, because the mean of its divisors is an integer number (18218424).

Almost surely, 2^222240005 is an apocalyptic number.

It is an amenable number.

222240005 is a deficient number, since it is larger than the sum of its proper divisors (69254779).

222240005 is a wasteful number, since it uses less digits than its factorization.

222240005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51116.

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 222240005 is about 14907.7162905658. The cubic root of 222240005 is about 605.7230205723.

Adding to 222240005 its reverse (500042222), we get a palindrome (722282227).

The spelling of 222240005 in words is "two hundred twenty-two million, two hundred forty thousand, five".