13194636 has 96 divisors (see below), whose sum is σ = 38911488. Its totient is φ = 3386880.

The previous prime is 13194611. The next prime is 13194641. The reversal of 13194636 is 63649131.

It is a junction number, because it is equal to n+sod(n) for n = 13194597 and 13194606.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 46816 + ... + 47096.

It is an arithmetic number, because the mean of its divisors is an integer number (405328).

Almost surely, 2^13194636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13194636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19455744).

13194636 is an abundant number, since it is smaller than the sum of its proper divisors (25716852).

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

13194636 is a wasteful number, since it uses less digits than its factorization.

13194636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351 (or 349 counting only the distinct ones).

The product of its digits is 11664, while the sum is 33.

The square root of 13194636 is about 3632.4421537032. The cubic root of 13194636 is about 236.3011333569.

The spelling of 13194636 in words is "thirteen million, one hundred ninety-four thousand, six hundred thirty-six".