13436136 has 96 divisors (see below), whose sum is σ = 42456960. Its totient is φ = 3758976.

The previous prime is 13436107. The next prime is 13436153. The reversal of 13436136 is 63163431.

13436136 is a `hidden beast` number, since 1 + 3 + 43 + 613 + 6 = 666.

It is a super-2 number, since 2×13436136² = 361059501220992, which contains 22 as substring.

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

It is a zygodrome in base 6.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26461 + ... + 26963.

It is an arithmetic number, because the mean of its divisors is an integer number (442260).

Almost surely, 2^13436136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13436136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21228480).

13436136 is an abundant number, since it is smaller than the sum of its proper divisors (29020824).

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

13436136 is a wasteful number, since it uses less digits than its factorization.

13436136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575 (or 568 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

The square root of 13436136 is about 3665.5335218765. The cubic root of 13436136 is about 237.7340908925.

Adding to 13436136 its reverse (63163431), we get a palindrome (76599567).

The spelling of 13436136 in words is "thirteen million, four hundred thirty-six thousand, one hundred thirty-six".