26228913 has 8 divisors (see below), whose sum is σ = 35393568. Its totient is φ = 17275104.

The previous prime is 26228861. The next prime is 26228927. The reversal of 26228913 is 31982262.

It is a happy number.

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

It is not a de Polignac number, because 26228913 - 2⁶ = 26228849 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (26223913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52420 + ... + 52917.

It is an arithmetic number, because the mean of its divisors is an integer number (4424196).

Almost surely, 2^26228913 is an apocalyptic number.

It is an amenable number.

26228913 is a deficient number, since it is larger than the sum of its proper divisors (9164655).

26228913 is a wasteful number, since it uses less digits than its factorization.

26228913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105423.

The product of its digits is 10368, while the sum is 33.

The square root of 26228913 is about 5121.4170890487. The cubic root of 26228913 is about 297.1164956956.

The spelling of 26228913 in words is "twenty-six million, two hundred twenty-eight thousand, nine hundred thirteen".