13534136 has 64 divisors (see below), whose sum is σ = 32071680. Its totient is φ = 5201280.

The previous prime is 13534049. The next prime is 13534139. The reversal of 13534136 is 63143531.

13534136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

13534136 is a Rhonda number in base 10.

Its product of digits (3240) is a multiple of the sum of its prime factors (324).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13534139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78146 + ... + 78318.

It is an arithmetic number, because the mean of its divisors is an integer number (501120).

Almost surely, 2^13534136 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 13534136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16035840).

13534136 is an abundant number, since it is smaller than the sum of its proper divisors (18537544).

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

13534136 is a wasteful number, since it uses less digits than its factorization.

13534136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324 (or 320 counting only the distinct ones).

The product of its digits is 3240, while the sum is 26.

The square root of 13534136 is about 3678.8770025648. The cubic root of 13534136 is about 238.3106834013.

Adding to 13534136 its reverse (63143531), we get a palindrome (76677667).

The spelling of 13534136 in words is "thirteen million, five hundred thirty-four thousand, one hundred thirty-six".