22216085 has 8 divisors (see below), whose sum is σ = 26823840. Its totient is φ = 17663184.

The previous prime is 22216081. The next prime is 22216087. The reversal of 22216085 is 58061222.

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

It is a cyclic number.

It is not a de Polignac number, because 22216085 - 2² = 22216081 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22216081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12815 + ... + 14444.

It is an arithmetic number, because the mean of its divisors is an integer number (3352980).

Almost surely, 2^22216085 is an apocalyptic number.

It is an amenable number.

22216085 is a deficient number, since it is larger than the sum of its proper divisors (4607755).

22216085 is a wasteful number, since it uses less digits than its factorization.

22216085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27427.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 22216085 is about 4713.3942122424. The cubic root of 22216085 is about 281.1183377158.

The spelling of 22216085 in words is "twenty-two million, two hundred sixteen thousand, eighty-five".