22008983 has 4 divisors (see below), whose sum is σ = 22369848. Its totient is φ = 21648120.

The previous prime is 22008979. The next prime is 22009003. The reversal of 22008983 is 38980022.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22008983 - 2² = 22008979 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22008383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180341 + ... + 180462.

It is an arithmetic number, because the mean of its divisors is an integer number (5592462).

Almost surely, 2^22008983 is an apocalyptic number.

22008983 is a deficient number, since it is larger than the sum of its proper divisors (360865).

22008983 is an equidigital number, since it uses as much as digits as its factorization.

22008983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360864.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 22008983 is about 4691.3732531104. The cubic root of 22008983 is about 280.2420653295.

The spelling of 22008983 in words is "twenty-two million, eight thousand, nine hundred eighty-three".