22583985 has 8 divisors (see below), whose sum is σ = 36134400. Its totient is φ = 12044784.

The previous prime is 22583983. The next prime is 22583993. The reversal of 22583985 is 58938522.

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

It is not a de Polignac number, because 22583985 - 2¹ = 22583983 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (22583983) 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, 752785 + ... + 752814.

It is an arithmetic number, because the mean of its divisors is an integer number (4516800).

Almost surely, 2^22583985 is an apocalyptic number.

It is an amenable number.

22583985 is a deficient number, since it is larger than the sum of its proper divisors (13550415).

22583985 is a wasteful number, since it uses less digits than its factorization.

22583985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1505607.

The product of its digits is 172800, while the sum is 42.

The square root of 22583985 is about 4752.2610408099. The cubic root of 22583985 is about 282.6616299078.

The spelling of 22583985 in words is "twenty-two million, five hundred eighty-three thousand, nine hundred eighty-five".