26839028 has 6 divisors (see below), whose sum is σ = 46968306. Its totient is φ = 13419512.

The previous prime is 26839003. The next prime is 26839031. The reversal of 26839028 is 82093862.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 21325924 + 5513104 = 4618^2 + 2348^2 .

It is a junction number, because it is equal to n+sod(n) for n = 26838982 and 26839000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3354875 + ... + 3354882.

It is an arithmetic number, because the mean of its divisors is an integer number (7828051).

Almost surely, 2^26839028 is an apocalyptic number.

It is an amenable number.

26839028 is a deficient number, since it is larger than the sum of its proper divisors (20129278).

26839028 is a wasteful number, since it uses less digits than its factorization.

26839028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6709761 (or 6709759 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 26839028 is about 5180.6397288366. The cubic root of 26839028 is about 299.4026186487.

It can be divided in two parts, 2683 and 9028, that added together give a palindrome (11711).

The spelling of 26839028 in words is "twenty-six million, eight hundred thirty-nine thousand, twenty-eight".