22007104 has 28 divisors (see below), whose sum is σ = 49909984. Its totient is φ = 9431424.

The previous prime is 22007101. The next prime is 22007123. The reversal of 22007104 is 40170022.

It is a tau number, because it is divible by the number of its divisors (28).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22007101) 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, 24114 + ... + 25009.

Almost surely, 2^22007104 is an apocalyptic number.

It is an amenable number.

22007104 is an abundant number, since it is smaller than the sum of its proper divisors (27902880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22007104 is an equidigital number, since it uses as much as digits as its factorization.

22007104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49142 (or 49132 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 22007104 is about 4691.1729876439. The cubic root of 22007104 is about 280.2340899522.

Adding to 22007104 its reverse (40170022), we get a palindrome (62177126).

The spelling of 22007104 in words is "twenty-two million, seven thousand, one hundred four".