22226726 has 8 divisors (see below), whose sum is σ = 33365640. Its totient is φ = 11104848.

The previous prime is 22226681. The next prime is 22226741. The reversal of 22226726 is 62762222.

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

It is a congruent number.

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, 236 + ... + 6671.

It is an arithmetic number, because the mean of its divisors is an integer number (4170705).

Almost surely, 2^22226726 is an apocalyptic number.

22226726 is a deficient number, since it is larger than the sum of its proper divisors (11138914).

22226726 is a wasteful number, since it uses less digits than its factorization.

22226726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8518.

The product of its digits is 8064, while the sum is 29.

The square root of 22226726 is about 4714.5228814802. The cubic root of 22226726 is about 281.1632136508.

Adding to 22226726 its reverse (62762222), we get a palindrome (84988948).

The spelling of 22226726 in words is "twenty-two million, two hundred twenty-six thousand, seven hundred twenty-six".