13634448 has 20 divisors (see below), whose sum is σ = 35222448. Its totient is φ = 4544800.

The previous prime is 13634407. The next prime is 13634449. The reversal of 13634448 is 84443631.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (13634449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141978 + ... + 142073.

Almost surely, 2^13634448 is an apocalyptic number.

It is an amenable number.

13634448 is an abundant number, since it is smaller than the sum of its proper divisors (21588000).

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

13634448 is a wasteful number, since it uses less digits than its factorization.

13634448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284062 (or 284056 counting only the distinct ones).

The product of its digits is 27648, while the sum is 33.

The square root of 13634448 is about 3692.4853418802. The cubic root of 13634448 is about 238.8980033139.

The spelling of 13634448 in words is "thirteen million, six hundred thirty-four thousand, four hundred forty-eight".