22009214 has 8 divisors (see below), whose sum is σ = 33046920. Its totient is φ = 10993576.

The previous prime is 22009189. The next prime is 22009241. The reversal of 22009214 is 41290022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2744 + ... + 7179.

It is an arithmetic number, because the mean of its divisors is an integer number (4130865).

Almost surely, 2^22009214 is an apocalyptic number.

22009214 is a deficient number, since it is larger than the sum of its proper divisors (11037706).

22009214 is a wasteful number, since it uses less digits than its factorization.

22009214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11034.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 22009214 is about 4691.3978727028. The cubic root of 22009214 is about 280.2430457729.

Adding to 22009214 its reverse (41290022), we get a palindrome (63299236).

The spelling of 22009214 in words is "twenty-two million, nine thousand, two hundred fourteen".