13694636 has 6 divisors (see below), whose sum is σ = 23965620. Its totient is φ = 6847316.

The previous prime is 13694633. The next prime is 13694647. The reversal of 13694636 is 63649631.

It is a self number, because there is not a number n which added to its sum of digits gives 13694636.

It is not an unprimeable number, because it can be changed into a prime (13694633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1711826 + ... + 1711833.

It is an arithmetic number, because the mean of its divisors is an integer number (3994270).

Almost surely, 2^13694636 is an apocalyptic number.

It is an amenable number.

13694636 is a deficient number, since it is larger than the sum of its proper divisors (10270984).

13694636 is a wasteful number, since it uses less digits than its factorization.

13694636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3423663 (or 3423661 counting only the distinct ones).

The product of its digits is 69984, while the sum is 38.

The square root of 13694636 is about 3700.6264334569. The cubic root of 13694636 is about 239.2490183021.

The spelling of 13694636 in words is "thirteen million, six hundred ninety-four thousand, six hundred thirty-six".