13622838 has 16 divisors (see below), whose sum is σ = 27281856. Its totient is φ = 4534920.

The previous prime is 13622827. The next prime is 13622863. The reversal of 13622838 is 83822631.

It is a junction number, because it is equal to n+sod(n) for n = 13622799 and 13622808.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8133 + ... + 9663.

It is an arithmetic number, because the mean of its divisors is an integer number (1705116).

Almost surely, 2^13622838 is an apocalyptic number.

13622838 is an abundant number, since it is smaller than the sum of its proper divisors (13659018).

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

13622838 is a wasteful number, since it uses less digits than its factorization.

13622838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3019.

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

The square root of 13622838 is about 3690.9128952063. The cubic root of 13622838 is about 238.8301752788.

The spelling of 13622838 in words is "thirteen million, six hundred twenty-two thousand, eight hundred thirty-eight".