22002230 has 16 divisors (see below), whose sum is σ = 39956544. Its totient is φ = 8722560.

The previous prime is 22002217. The next prime is 22002257. The reversal of 22002230 is 3220022.

It is a congruent 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, 8606 + ... + 10865.

It is an arithmetic number, because the mean of its divisors is an integer number (2497284).

Almost surely, 2^22002230 is an apocalyptic number.

22002230 is a deficient number, since it is larger than the sum of its proper divisors (17954314).

22002230 is a wasteful number, since it uses less digits than its factorization.

22002230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19591.

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 22002230 is about 4690.6534725985. The cubic root of 22002230 is about 280.2134002422.

Adding to 22002230 its reverse (3220022), we get a palindrome (25222252).

The spelling of 22002230 in words is "twenty-two million, two thousand, two hundred thirty".