22004093 has 8 divisors (see below), whose sum is σ = 22341240. Its totient is φ = 21669120.

The previous prime is 22004057. The next prime is 22004111. The reversal of 22004093 is 39040022.

It can be written as a sum of positive squares in 4 ways, for example, as 3020644 + 18983449 = 1738^2 + 4357^2 .

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 22004093 - 2¹⁸ = 21741949 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22004053) 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, 40403 + ... + 40943.

It is an arithmetic number, because the mean of its divisors is an integer number (2792655).

Almost surely, 2^22004093 is an apocalyptic number.

It is an amenable number.

22004093 is a deficient number, since it is larger than the sum of its proper divisors (337147).

22004093 is an equidigital number, since it uses as much as digits as its factorization.

22004093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 22004093 is about 4690.8520547977. The cubic root of 22004093 is about 280.2213088774.

The spelling of 22004093 in words is "twenty-two million, four thousand, ninety-three".