13826904 has 96 divisors (see below), whose sum is σ = 42865920. Its totient is φ = 3639168.

The previous prime is 13826849. The next prime is 13826921. The reversal of 13826904 is 40962831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28149 + ... + 28635.

It is an arithmetic number, because the mean of its divisors is an integer number (446520).

Almost surely, 2^13826904 is an apocalyptic number.

13826904 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13826904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21432960).

13826904 is an abundant number, since it is smaller than the sum of its proper divisors (29039016).

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

13826904 is a wasteful number, since it uses less digits than its factorization.

13826904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529 (or 512 counting only the distinct ones).

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

The square root of 13826904 is about 3718.4545176726. The cubic root of 13826904 is about 240.0168043789.

The spelling of 13826904 in words is "thirteen million, eight hundred twenty-six thousand, nine hundred four".