12609376 has 48 divisors (see below), whose sum is σ = 28322784. Its totient is φ = 5474304.

The previous prime is 12609367. The next prime is 12609413. The reversal of 12609376 is 67390621.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6181 + ... + 7963.

It is an arithmetic number, because the mean of its divisors is an integer number (590058).

Almost surely, 2^12609376 is an apocalyptic number.

12609376 is a gapful number since it is divisible by the number (16) 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 12609376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14161392).

12609376 is an abundant number, since it is smaller than the sum of its proper divisors (15713408).

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

12609376 is a wasteful number, since it uses less digits than its factorization.

12609376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1823 (or 1815 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 12609376 is about 3550.9683186421. The cubic root of 12609376 is about 232.7543814598.

Adding to 12609376 its reverse (67390621), we get a palindrome (79999997).

The spelling of 12609376 in words is "twelve million, six hundred nine thousand, three hundred seventy-six".