12367994 has 8 divisors (see below), whose sum is σ = 18856308. Its totient is φ = 6082560.

The previous prime is 12367991. The next prime is 12368009. The reversal of 12367994 is 49976321.

It can be written as a sum of positive squares in 2 ways, for example, as 12355225 + 12769 = 3515^2 + 113^2 .

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

It is a Curzon number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (12367991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50567 + ... + 50810.

Almost surely, 2^12367994 is an apocalyptic number.

12367994 is a deficient number, since it is larger than the sum of its proper divisors (6488314).

12367994 is a wasteful number, since it uses less digits than its factorization.

12367994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101440.

The product of its digits is 81648, while the sum is 41.

The square root of 12367994 is about 3516.8158894091. The cubic root of 12367994 is about 231.2595921027.

The spelling of 12367994 in words is "twelve million, three hundred sixty-seven thousand, nine hundred ninety-four".