12258994 has 24 divisors (see below), whose sum is σ = 20396880. Its totient is φ = 5521560.

The previous prime is 12258991. The next prime is 12259003. The reversal of 12258994 is 49985221.

It is not an unprimeable number, because it can be changed into a prime (12258991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43177 + ... + 43459.

It is an arithmetic number, because the mean of its divisors is an integer number (849870).

Almost surely, 2^12258994 is an apocalyptic number.

12258994 is a deficient number, since it is larger than the sum of its proper divisors (8137886).

12258994 is a wasteful number, since it uses less digits than its factorization.

12258994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486 (or 475 counting only the distinct ones).

The product of its digits is 51840, while the sum is 40.

The square root of 12258994 is about 3501.2846213926. The cubic root of 12258994 is about 230.5782174872.

The spelling of 12258994 in words is "twelve million, two hundred fifty-eight thousand, nine hundred ninety-four".