12737340 has 144 divisors (see below), whose sum is σ = 48222720. Its totient is φ = 2643840.

The previous prime is 12737339. The next prime is 12737357. The reversal of 12737340 is 4373721.

12737340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 6.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13401 + ... + 14319.

It is an arithmetic number, because the mean of its divisors is an integer number (334880).

Almost surely, 2^12737340 is an apocalyptic number.

12737340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12737340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24111360).

12737340 is an abundant number, since it is smaller than the sum of its proper divisors (35485380).

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

12737340 is a wasteful number, since it uses less digits than its factorization.

12737340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952 (or 947 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 12737340 is about 3568.9410194062. The cubic root of 12737340 is about 233.5390883517.

The spelling of 12737340 in words is "twelve million, seven hundred thirty-seven thousand, three hundred forty".