13449804 has 24 divisors (see below), whose sum is σ = 32149488. Its totient is φ = 4373760.

The previous prime is 13449767. The next prime is 13449809. The reversal of 13449804 is 40894431.

It is a happy number.

13449804 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13449809) 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, 13177 + ... + 14160.

It is an arithmetic number, because the mean of its divisors is an integer number (1339562).

Almost surely, 2^13449804 is an apocalyptic number.

It is an amenable number.

13449804 is an abundant number, since it is smaller than the sum of its proper divisors (18699684).

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

13449804 is a wasteful number, since it uses less digits than its factorization.

13449804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27385 (or 27383 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 13449804 is about 3667.3974423288. The cubic root of 13449804 is about 237.8146757761.

The spelling of 13449804 in words is "thirteen million, four hundred forty-nine thousand, eight hundred four".