12993674 has 4 divisors (see below), whose sum is σ = 19490514. Its totient is φ = 6496836.

The previous prime is 12993649. The next prime is 12993677. The reversal of 12993674 is 47639921.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9878449 + 3115225 = 3143^2 + 1765^2 .

It is not an unprimeable number, because it can be changed into a prime (12993677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3248417 + ... + 3248420.

Almost surely, 2^12993674 is an apocalyptic number.

12993674 is a deficient number, since it is larger than the sum of its proper divisors (6496840).

12993674 is an equidigital number, since it uses as much as digits as its factorization.

12993674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6496839.

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

The square root of 12993674 is about 3604.6739103558. The cubic root of 12993674 is about 235.0953227295.

The spelling of 12993674 in words is "twelve million, nine hundred ninety-three thousand, six hundred seventy-four".