26331828 has 12 divisors (see below), whose sum is σ = 61440960. Its totient is φ = 8777272.

The previous prime is 26331821. The next prime is 26331857. The reversal of 26331828 is 82813362.

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 (26331821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1097148 + ... + 1097171.

It is an arithmetic number, because the mean of its divisors is an integer number (5120080).

Almost surely, 2^26331828 is an apocalyptic number.

It is an amenable number.

26331828 is an abundant number, since it is smaller than the sum of its proper divisors (35109132).

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

26331828 is a wasteful number, since it uses less digits than its factorization.

26331828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2194326 (or 2194324 counting only the distinct ones).

The product of its digits is 13824, while the sum is 33.

The square root of 26331828 is about 5131.4547644893. The cubic root of 26331828 is about 297.5045895297.

The spelling of 26331828 in words is "twenty-six million, three hundred thirty-one thousand, eight hundred twenty-eight".