13634386 has 8 divisors (see below), whose sum is σ = 20950524. Its totient is φ = 6650880.

The previous prime is 13634363. The next prime is 13634399. The reversal of 13634386 is 68343631.

It can be written as a sum of positive squares in 2 ways, for example, as 12355225 + 1279161 = 3515^2 + 1131^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83055 + ... + 83218.

Almost surely, 2^13634386 is an apocalyptic number.

13634386 is a deficient number, since it is larger than the sum of its proper divisors (7316138).

13634386 is a wasteful number, since it uses less digits than its factorization.

13634386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166316.

The product of its digits is 31104, while the sum is 34.

The square root of 13634386 is about 3692.4769464412. The cubic root of 13634386 is about 238.8976411993.

The spelling of 13634386 in words is "thirteen million, six hundred thirty-four thousand, three hundred eighty-six".