13053726 has 48 divisors (see below), whose sum is σ = 32542848. Its totient is φ = 3704400.

The previous prime is 13053713. The next prime is 13053727. The reversal of 13053726 is 62735031.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 13053726.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13053727) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26341 + ... + 26831.

It is an arithmetic number, because the mean of its divisors is an integer number (677976).

Almost surely, 2^13053726 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13053726, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16271424).

13053726 is an abundant number, since it is smaller than the sum of its proper divisors (19489122).

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

13053726 is a wasteful number, since it uses less digits than its factorization.

13053726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717 (or 714 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 13053726 is about 3612.9940492616. The cubic root of 13053726 is about 235.4569410234.

Adding to 13053726 its reverse (62735031), we get a palindrome (75788757).

The spelling of 13053726 in words is "thirteen million, fifty-three thousand, seven hundred twenty-six".