12943774 has 16 divisors (see below), whose sum is σ = 20211840. Its totient is φ = 6211800.

The previous prime is 12943751. The next prime is 12943781. The reversal of 12943774 is 47734921.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3799 + ... + 6349.

It is an arithmetic number, because the mean of its divisors is an integer number (1263240).

Almost surely, 2^12943774 is an apocalyptic number.

12943774 is a deficient number, since it is larger than the sum of its proper divisors (7268066).

12943774 is a wasteful number, since it uses less digits than its factorization.

12943774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2655.

The product of its digits is 42336, while the sum is 37.

The square root of 12943774 is about 3597.7456830632. The cubic root of 12943774 is about 234.7939887617.

The spelling of 12943774 in words is "twelve million, nine hundred forty-three thousand, seven hundred seventy-four".