12376639 has 8 divisors (see below), whose sum is σ = 13687632. Its totient is φ = 11096640.

The previous prime is 12376603. The next prime is 12376667. The reversal of 12376639 is 93667321.

12376639 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12376639 - 2¹⁵ = 12343871 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12376598 and 12376607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12376669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6904 + ... + 8509.

It is an arithmetic number, because the mean of its divisors is an integer number (1710954).

Almost surely, 2^12376639 is an apocalyptic number.

12376639 is a deficient number, since it is larger than the sum of its proper divisors (1310993).

12376639 is a wasteful number, since it uses less digits than its factorization.

12376639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15497.

The product of its digits is 40824, while the sum is 37.

The square root of 12376639 is about 3518.0447694707. The cubic root of 12376639 is about 231.3134616185.

The spelling of 12376639 in words is "twelve million, three hundred seventy-six thousand, six hundred thirty-nine".