22010609 has 8 divisors (see below), whose sum is σ = 23041152. Its totient is φ = 20986240.

The previous prime is 22010603. The next prime is 22010621. The reversal of 22010609 is 90601022.

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 22010609 - 2¹⁶ = 21945073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22010603) 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, 6764 + ... + 9474.

It is an arithmetic number, because the mean of its divisors is an integer number (2880144).

Almost surely, 2^22010609 is an apocalyptic number.

It is an amenable number.

22010609 is a deficient number, since it is larger than the sum of its proper divisors (1030543).

22010609 is a wasteful number, since it uses less digits than its factorization.

22010609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3087.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 22010609 is about 4691.5465467157. The cubic root of 22010609 is about 280.2489664870.

The spelling of 22010609 in words is "twenty-two million, ten thousand, six hundred nine".