12340593 has 20 divisors (see below), whose sum is σ = 18591408. Its totient is φ = 8157240.

The previous prime is 12340591. The next prime is 12340607. The reversal of 12340593 is 39504321.

It is not a de Polignac number, because 12340593 - 2¹ = 12340591 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (12340591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10030 + ... + 11192.

Almost surely, 2^12340593 is an apocalyptic number.

It is an amenable number.

12340593 is a deficient number, since it is larger than the sum of its proper divisors (6250815).

12340593 is a wasteful number, since it uses less digits than its factorization.

12340593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1306 (or 1297 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 12340593 is about 3512.9180178308. The cubic root of 12340593 is about 231.0886824282.

The spelling of 12340593 in words is "twelve million, three hundred forty thousand, five hundred ninety-three".