12004738 has 4 divisors (see below), whose sum is σ = 18007110. Its totient is φ = 6002368.

The previous prime is 12004723. The next prime is 12004747. The reversal of 12004738 is 83740021.

12004738 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.

It can be written as a sum of positive squares in only one way, i.e., 11242609 + 762129 = 3353^2 + 873^2 .

It is a super-2 number, since 2×12004738² = 288227468897288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3001183 + ... + 3001186.

Almost surely, 2^12004738 is an apocalyptic number.

12004738 is a deficient number, since it is larger than the sum of its proper divisors (6002372).

12004738 is an equidigital number, since it uses as much as digits as its factorization.

12004738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6002371.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 12004738 is about 3464.7854190411. The cubic root of 12004738 is about 228.9729759686.

Adding to 12004738 its reverse (83740021), we get a palindrome (95744759).

The spelling of 12004738 in words is "twelve million, four thousand, seven hundred thirty-eight".