22104726 has 64 divisors (see below), whose sum is σ = 54286848. Its totient is φ = 5856768.

The previous prime is 22104713. The next prime is 22104737. The reversal of 22104726 is 62740122.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22104696 and 22104705.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59076 + ... + 59448.

It is an arithmetic number, because the mean of its divisors is an integer number (848232).

Almost surely, 2^22104726 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22104726, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27143424).

22104726 is an abundant number, since it is smaller than the sum of its proper divisors (32182122).

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

22104726 is a wasteful number, since it uses less digits than its factorization.

22104726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 22104726 is about 4701.5663347442. The cubic root of 22104726 is about 280.6478451416.

Adding to 22104726 its reverse (62740122), we get a palindrome (84844848).

The spelling of 22104726 in words is "twenty-two million, one hundred four thousand, seven hundred twenty-six".