12345582 has 8 divisors (see below), whose sum is σ = 24691176. Its totient is φ = 4115192.

The previous prime is 12345581. The next prime is 12345623. The reversal of 12345582 is 28554321.

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

12345582 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12345581) 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 3 ways as a sum of consecutive naturals, for example, 1028793 + ... + 1028804.

It is an arithmetic number, because the mean of its divisors is an integer number (3086397).

Almost surely, 2^12345582 is an apocalyptic number.

12345582 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12345582 is a wasteful number, since it uses less digits than its factorization.

12345582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2057602.

The product of its digits is 9600, while the sum is 30.

The square root of 12345582 is about 3513.6280395056. The cubic root of 12345582 is about 231.1198194005.

The spelling of 12345582 in words is "twelve million, three hundred forty-five thousand, five hundred eighty-two".