12004582 has 4 divisors (see below), whose sum is σ = 18006876. Its totient is φ = 6002290.

The previous prime is 12004549. The next prime is 12004607. The reversal of 12004582 is 28540021.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3001144 + ... + 3001147.

It is an arithmetic number, because the mean of its divisors is an integer number (4501719).

Almost surely, 2^12004582 is an apocalyptic number.

12004582 is a deficient number, since it is larger than the sum of its proper divisors (6002294).

12004582 is an equidigital number, since it uses as much as digits as its factorization.

12004582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6002293.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 12004582 is about 3464.7629067513. The cubic root of 12004582 is about 228.9719841397.

The spelling of 12004582 in words is "twelve million, four thousand, five hundred eighty-two".