23011226 has 8 divisors (see below), whose sum is σ = 39447840. Its totient is φ = 9861948.

The previous prime is 23011211. The next prime is 23011229. The reversal of 23011226 is 62211032.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23011229) 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, 821816 + ... + 821843.

It is an arithmetic number, because the mean of its divisors is an integer number (4930980).

Almost surely, 2^23011226 is an apocalyptic number.

23011226 is a deficient number, since it is larger than the sum of its proper divisors (16436614).

23011226 is a wasteful number, since it uses less digits than its factorization.

23011226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643668.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 23011226 is about 4797.0017719405. The cubic root of 23011226 is about 284.4329589388.

Subtracting from 23011226 its sum of digits (17), we obtain a square (23011209 = 4797²).

Adding to 23011226 its reverse (62211032), we get a palindrome (85222258).

The spelling of 23011226 in words is "twenty-three million, eleven thousand, two hundred twenty-six".