12773738 has 8 divisors (see below), whose sum is σ = 20169120. Its totient is φ = 6050700.

The previous prime is 12773737. The next prime is 12773741. The reversal of 12773738 is 83737721.

12773738 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 Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 336151 = 12773738 / (1 + 2 + 7 + 7 + 3 + 7 + 3 + 8).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12773737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168038 + ... + 168113.

It is an arithmetic number, because the mean of its divisors is an integer number (2521140).

Almost surely, 2^12773738 is an apocalyptic number.

12773738 is a deficient number, since it is larger than the sum of its proper divisors (7395382).

12773738 is a wasteful number, since it uses less digits than its factorization.

12773738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336172.

The product of its digits is 49392, while the sum is 38.

The square root of 12773738 is about 3574.0366534215. The cubic root of 12773738 is about 233.7613292001.

The spelling of 12773738 in words is "twelve million, seven hundred seventy-three thousand, seven hundred thirty-eight".