12994866 has 24 divisors (see below), whose sum is σ = 28239120. Its totient is φ = 4318776.

The previous prime is 12994853. The next prime is 12994867. The reversal of 12994866 is 66849921.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12994867) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6681 + ... + 8403.

It is an arithmetic number, because the mean of its divisors is an integer number (1176630).

Almost surely, 2^12994866 is an apocalyptic number.

12994866 is an abundant number, since it is smaller than the sum of its proper divisors (15244254).

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

12994866 is a wasteful number, since it uses less digits than its factorization.

12994866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2150 (or 2147 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 12994866 is about 3604.8392474561. The cubic root of 12994866 is about 235.1025114855.

The spelling of 12994866 in words is "twelve million, nine hundred ninety-four thousand, eight hundred sixty-six".