26117228 has 12 divisors (see below), whose sum is σ = 46219320. Its totient is φ = 12911712.

The previous prime is 26117207. The next prime is 26117233. The reversal of 26117228 is 82271162.

It is a self number, because there is not a number n which added to its sum of digits gives 26117228.

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 3 ways as a sum of consecutive naturals, for example, 36326 + ... + 37037.

It is an arithmetic number, because the mean of its divisors is an integer number (3851610).

Almost surely, 2^26117228 is an apocalyptic number.

It is an amenable number.

26117228 is a deficient number, since it is larger than the sum of its proper divisors (20102092).

26117228 is a wasteful number, since it uses less digits than its factorization.

26117228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73456 (or 73454 counting only the distinct ones).

The product of its digits is 2688, while the sum is 29.

The square root of 26117228 is about 5110.5017366204. The cubic root of 26117228 is about 296.6941797205.

The spelling of 26117228 in words is "twenty-six million, one hundred seventeen thousand, two hundred twenty-eight".