12994546 has 8 divisors (see below), whose sum is σ = 19514880. Its totient is φ = 6489588.

The previous prime is 12994529. The next prime is 12994577. The reversal of 12994546 is 64549921.

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

It is a super-2 number, since 2×12994546² = 337716451492232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12994499 and 12994508.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1426 + ... + 5293.

It is an arithmetic number, because the mean of its divisors is an integer number (2439360).

Almost surely, 2^12994546 is an apocalyptic number.

12994546 is a deficient number, since it is larger than the sum of its proper divisors (6520334).

12994546 is an equidigital number, since it uses as much as digits as its factorization.

12994546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7688.

The product of its digits is 77760, while the sum is 40.

The square root of 12994546 is about 3604.7948624020. The cubic root of 12994546 is about 235.1005816613.

The spelling of 12994546 in words is "twelve million, nine hundred ninety-four thousand, five hundred forty-six".