12004072 has 16 divisors (see below), whose sum is σ = 22593060. Its totient is φ = 5979264.

The previous prime is 12004051. The next prime is 12004087. The reversal of 12004072 is 27040021.

It can be written as a sum of positive squares in 2 ways, for example, as 9947716 + 2056356 = 3154^2 + 1434^2 .

It is an unprimeable number.

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, 493 + ... + 4924.

Almost surely, 2^12004072 is an apocalyptic number.

It is an amenable number.

12004072 is a deficient number, since it is larger than the sum of its proper divisors (10588988).

12004072 is a wasteful number, since it uses less digits than its factorization.

12004072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5700 (or 5696 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 12004072 is about 3464.6893078601. The cubic root of 12004072 is about 228.9687415621.

Adding to 12004072 its reverse (27040021), we get a palindrome (39044093).

The spelling of 12004072 in words is "twelve million, four thousand, seventy-two".