13349136 has 40 divisors (see below), whose sum is σ = 34979904. Its totient is φ = 4385920.

The previous prime is 13349129. The next prime is 13349159. The reversal of 13349136 is 63194331.

It is a nialpdrome in base 16.

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, 1450 + ... + 5366.

Almost surely, 2^13349136 is an apocalyptic number.

13349136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13349136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17489952).

13349136 is an abundant number, since it is smaller than the sum of its proper divisors (21630768).

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

13349136 is a wasteful number, since it uses less digits than its factorization.

13349136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3999 (or 3993 counting only the distinct ones).

The product of its digits is 5832, while the sum is 30.

The square root of 13349136 is about 3653.6469451768. The cubic root of 13349136 is about 237.2198639790.

The spelling of 13349136 in words is "thirteen million, three hundred forty-nine thousand, one hundred thirty-six".