13636706 has 16 divisors (see below), whose sum is σ = 20801016. Its totient is φ = 6704256.

The previous prime is 13636697. The next prime is 13636709. The reversal of 13636706 is 60763631.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7590025 + 6046681 = 2755^2 + 2459^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13636709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42860 + ... + 43176.

Almost surely, 2^13636706 is an apocalyptic number.

13636706 is a deficient number, since it is larger than the sum of its proper divisors (7164310).

13636706 is a wasteful number, since it uses less digits than its factorization.

13636706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613.

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 13636706 is about 3692.7910853445. The cubic root of 13636706 is about 238.9111905466.

The spelling of 13636706 in words is "thirteen million, six hundred thirty-six thousand, seven hundred six".