12067994 has 32 divisors (see below), whose sum is σ = 20167056. Its totient is φ = 5391360.

The previous prime is 12067933. The next prime is 12068009. The reversal of 12067994 is 49976021.

It can be written as a sum of positive squares in 8 ways, for example, as 7812025 + 4255969 = 2795^2 + 2063^2 .

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon 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, 66584 + ... + 66764.

Almost surely, 2^12067994 is an apocalyptic number.

12067994 is a deficient number, since it is larger than the sum of its proper divisors (8099062).

12067994 is a wasteful number, since it uses less digits than its factorization.

With its successor (12067995) it forms an eRAP, since the sums of their prime factors are consecutive (290 and 291).

12067994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 12067994 is about 3473.9018408700. The cubic root of 12067994 is about 229.3744438161.

The spelling of 12067994 in words is "twelve million, sixty-seven thousand, nine hundred ninety-four".