22644026 has 8 divisors (see below), whose sum is σ = 34001184. Its totient is φ = 11310300.

The previous prime is 22644019. The next prime is 22644047. The reversal of 22644026 is 62044622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a zygodrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 22643986 and 22644004.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3200 + ... + 7451.

It is an arithmetic number, because the mean of its divisors is an integer number (4250148).

Almost surely, 2^22644026 is an apocalyptic number.

22644026 is a deficient number, since it is larger than the sum of its proper divisors (11357158).

22644026 is a wasteful number, since it uses less digits than its factorization.

22644026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11716.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 22644026 is about 4758.5739460473. The cubic root of 22644026 is about 282.9118997242.

Adding to 22644026 its reverse (62044622), we get a palindrome (84688648).

The spelling of 22644026 in words is "twenty-two million, six hundred forty-four thousand, twenty-six".