13634648 has 32 divisors (see below), whose sum is σ = 26657760. Its totient is φ = 6531840.

The previous prime is 13634639. The next prime is 13634681. The reversal of 13634648 is 84643631.

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, 21293 + ... + 21923.

It is an arithmetic number, because the mean of its divisors is an integer number (833055).

Almost surely, 2^13634648 is an apocalyptic number.

It is an amenable number.

13634648 is a deficient number, since it is larger than the sum of its proper divisors (13023112).

13634648 is a wasteful number, since it uses less digits than its factorization.

13634648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747 (or 743 counting only the distinct ones).

The product of its digits is 41472, while the sum is 35.

The square root of 13634648 is about 3692.5124238112. The cubic root of 13634648 is about 238.8991714181.

The spelling of 13634648 in words is "thirteen million, six hundred thirty-four thousand, six hundred forty-eight".