22085666 has 8 divisors (see below), whose sum is σ = 33162240. Its totient is φ = 11031588.

The previous prime is 22085659. The next prime is 22085677. The reversal of 22085666 is 66658022.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2906 + ... + 7253.

It is an arithmetic number, because the mean of its divisors is an integer number (4145280).

Almost surely, 2^22085666 is an apocalyptic number.

22085666 is a deficient number, since it is larger than the sum of its proper divisors (11076574).

22085666 is a wasteful number, since it uses less digits than its factorization.

22085666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11248.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 22085666 is about 4699.5389135531. The cubic root of 22085666 is about 280.5671582315.

The spelling of 22085666 in words is "twenty-two million, eighty-five thousand, six hundred sixty-six".