13430544 has 80 divisors (see below), whose sum is σ = 37319040. Its totient is φ = 4147200.

The previous prime is 13430539. The next prime is 13430581. The reversal of 13430544 is 44503431.

13430544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88869 + ... + 89019.

It is an arithmetic number, because the mean of its divisors is an integer number (466488).

Almost surely, 2^13430544 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 13430544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18659520).

13430544 is an abundant number, since it is smaller than the sum of its proper divisors (23888496).

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

13430544 is a wasteful number, since it uses less digits than its factorization.

13430544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288 (or 282 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 13430544 is about 3664.7706613102. The cubic root of 13430544 is about 237.7011053797.

Adding to 13430544 its reverse (44503431), we get a palindrome (57933975).

The spelling of 13430544 in words is "thirteen million, four hundred thirty thousand, five hundred forty-four".