22106689 has 16 divisors (see below), whose sum is σ = 25090560. Its totient is φ = 19296000.

The previous prime is 22106677. The next prime is 22106713. The reversal of 22106689 is 98660122.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22106689 - 2²¹ = 20009537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22106639) 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, 82047 + ... + 82315.

It is an arithmetic number, because the mean of its divisors is an integer number (1568160).

Almost surely, 2^22106689 is an apocalyptic number.

It is an amenable number.

22106689 is a deficient number, since it is larger than the sum of its proper divisors (2983871).

22106689 is a wasteful number, since it uses less digits than its factorization.

22106689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 22106689 is about 4701.7750903249. The cubic root of 22106689 is about 280.6561524965.

The spelling of 22106689 in words is "twenty-two million, one hundred six thousand, six hundred eighty-nine".