2738393 has 4 divisors (see below), whose sum is σ = 3129600. Its totient is φ = 2347188.

The previous prime is 2738389. The next prime is 2738423. The reversal of 2738393 is 3938372.

2738393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2738393 - 2² = 2738389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2738353) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 195593 + ... + 195606.

It is an arithmetic number, because the mean of its divisors is an integer number (782400).

2^2738393 is an apocalyptic number.

It is an amenable number.

2738393 is a deficient number, since it is larger than the sum of its proper divisors (391207).

2738393 is an equidigital number, since it uses as much as digits as its factorization.

2738393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391206.

The product of its digits is 27216, while the sum is 35.

The square root of 2738393 is about 1654.8090524287. The cubic root of 2738393 is about 139.9045778334.

The spelling of 2738393 in words is "two million, seven hundred thirty-eight thousand, three hundred ninety-three".