12949738 has 8 divisors (see below), whose sum is σ = 19458432. Its totient is φ = 6463596.

The previous prime is 12949691. The next prime is 12949787. The reversal of 12949738 is 83794921.

12949738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 12949694 and 12949703.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4120 + ... + 6547.

It is an arithmetic number, because the mean of its divisors is an integer number (2432304).

Almost surely, 2^12949738 is an apocalyptic number.

12949738 is a deficient number, since it is larger than the sum of its proper divisors (6508694).

12949738 is a wasteful number, since it uses less digits than its factorization.

12949738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11276.

The product of its digits is 108864, while the sum is 43.

The square root of 12949738 is about 3598.5744399692. The cubic root of 12949738 is about 234.8300446120.

The spelling of 12949738 in words is "twelve million, nine hundred forty-nine thousand, seven hundred thirty-eight".