22104005 has 16 divisors (see below), whose sum is σ = 33070464. Its totient is φ = 13778880.

The previous prime is 22103987. The next prime is 22104041. The reversal of 22104005 is 50040122.

It is not a de Polignac number, because 22104005 - 2¹⁴ = 22087621 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28322 + ... + 29091.

It is an arithmetic number, because the mean of its divisors is an integer number (2066904).

Almost surely, 2^22104005 is an apocalyptic number.

It is an amenable number.

22104005 is a deficient number, since it is larger than the sum of its proper divisors (10966459).

22104005 is a wasteful number, since it uses less digits than its factorization.

22104005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57436.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 22104005 is about 4701.4896575447. The cubic root of 22104005 is about 280.6447937685.

Adding to 22104005 its reverse (50040122), we get a palindrome (72144127).

The spelling of 22104005 in words is "twenty-two million, one hundred four thousand, five".