2597393 has 4 divisors (see below), whose sum is σ = 2634048. Its totient is φ = 2560740.

The previous prime is 2597377. The next prime is 2597401. The reversal of 2597393 is 3937952.

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 2597393 - 2⁴ = 2597377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2597303) 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, 18221 + ... + 18362.

It is an arithmetic number, because the mean of its divisors is an integer number (658512).

2^2597393 is an apocalyptic number.

It is an amenable number.

2597393 is a deficient number, since it is larger than the sum of its proper divisors (36655).

2597393 is an equidigital number, since it uses as much as digits as its factorization.

2597393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36654.

The product of its digits is 51030, while the sum is 38.

The square root of 2597393 is about 1611.6429505322. The cubic root of 2597393 is about 137.4609123054.

The spelling of 2597393 in words is "two million, five hundred ninety-seven thousand, three hundred ninety-three".