26864122 has 4 divisors (see below), whose sum is σ = 40296186. Its totient is φ = 13432060.

The previous prime is 26864111. The next prime is 26864129. The reversal of 26864122 is 22146862.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 15848361 + 11015761 = 3981^2 + 3319^2 .

It is not an unprimeable number, because it can be changed into a prime (26864129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6716029 + ... + 6716032.

Almost surely, 2^26864122 is an apocalyptic number.

26864122 is a deficient number, since it is larger than the sum of its proper divisors (13432064).

26864122 is a wasteful number, since it uses less digits than its factorization.

26864122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13432063.

The product of its digits is 9216, while the sum is 31.

The square root of 26864122 is about 5183.0610646605. The cubic root of 26864122 is about 299.4959015718.

The spelling of 26864122 in words is "twenty-six million, eight hundred sixty-four thousand, one hundred twenty-two".