13427136 has 42 divisors (see below), whose sum is σ = 38488112. Its totient is φ = 4475520.

The previous prime is 13427119. The next prime is 13427143. The reversal of 13427136 is 63172431.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11080 + ... + 12231.

Almost surely, 2^13427136 is an apocalyptic number.

13427136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13427136 is an abundant number, since it is smaller than the sum of its proper divisors (25060976).

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

13427136 is a wasteful number, since it uses less digits than its factorization.

13427136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23329 (or 23316 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 13427136 is about 3664.3056641061. The cubic root of 13427136 is about 237.6809981302.

Adding to 13427136 its reverse (63172431), we get a palindrome (76599567).

The spelling of 13427136 in words is "thirteen million, four hundred twenty-seven thousand, one hundred thirty-six".