26838228 has 12 divisors (see below), whose sum is σ = 62622560. Its totient is φ = 8946072.

The previous prime is 26838221. The next prime is 26838233. The reversal of 26838228 is 82283862.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26838221) by changing a digit.

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, 1118248 + ... + 1118271.

Almost surely, 2^26838228 is an apocalyptic number.

It is an amenable number.

26838228 is an abundant number, since it is smaller than the sum of its proper divisors (35784332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26838228 is a wasteful number, since it uses less digits than its factorization.

26838228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2236526 (or 2236524 counting only the distinct ones).

The product of its digits is 73728, while the sum is 39.

The square root of 26838228 is about 5180.5625177195. The cubic root of 26838228 is about 299.3996438207.

The spelling of 26838228 in words is "twenty-six million, eight hundred thirty-eight thousand, two hundred twenty-eight".