22854609 has 16 divisors (see below), whose sum is σ = 33945600. Its totient is φ = 15197328.

The previous prime is 22854599. The next prime is 22854619. The reversal of 22854609 is 90645822.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22854599) and next prime (22854619).

It is not a de Polignac number, because 22854609 - 2⁴ = 22854593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22854619) 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, 12912 + ... + 14574.

It is an arithmetic number, because the mean of its divisors is an integer number (2121600).

Almost surely, 2^22854609 is an apocalyptic number.

It is an amenable number.

22854609 is a deficient number, since it is larger than the sum of its proper divisors (11090991).

22854609 is a wasteful number, since it uses less digits than its factorization.

22854609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2181 (or 2175 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 22854609 is about 4780.6494328700. The cubic root of 22854609 is about 283.7861951279.

The spelling of 22854609 in words is "twenty-two million, eight hundred fifty-four thousand, six hundred nine".