26221226 has 8 divisors (see below), whose sum is σ = 40600704. Its totient is φ = 12687660.

The previous prime is 26221199. The next prime is 26221229. The reversal of 26221226 is 62212262.

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

It is not an unprimeable number, because it can be changed into a prime (26221229) 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, 211400 + ... + 211523.

It is an arithmetic number, because the mean of its divisors is an integer number (5075088).

Almost surely, 2^26221226 is an apocalyptic number.

26221226 is a deficient number, since it is larger than the sum of its proper divisors (14379478).

26221226 is a wasteful number, since it uses less digits than its factorization.

26221226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422956.

The product of its digits is 1152, while the sum is 23.

The square root of 26221226 is about 5120.6665581738. Note that the first 3 decimals coincide. The cubic root of 26221226 is about 297.0874672000.

Adding to 26221226 its reverse (62212262), we get a palindrome (88433488).

The spelling of 26221226 in words is "twenty-six million, two hundred twenty-one thousand, two hundred twenty-six".