22004073 has 48 divisors (see below), whose sum is σ = 39801216. Its totient is φ = 11404800.

The previous prime is 22004057. The next prime is 22004111. The reversal of 22004073 is 37040022.

It is a happy number.

It is not a de Polignac number, because 22004073 - 2⁴ = 22004057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22004053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 54673 + ... + 55073.

It is an arithmetic number, because the mean of its divisors is an integer number (829192).

Almost surely, 2^22004073 is an apocalyptic number.

It is an amenable number.

22004073 is a deficient number, since it is larger than the sum of its proper divisors (17797143).

22004073 is a wasteful number, since it uses less digits than its factorization.

22004073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494 (or 491 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 22004073 is about 4690.8499229884. The cubic root of 22004073 is about 280.2212239776.

Adding to 22004073 its reverse (37040022), we get a palindrome (59044095).

The spelling of 22004073 in words is "twenty-two million, four thousand, seventy-three".