12404673 has 12 divisors (see below), whose sum is σ = 18355428. Its totient is φ = 8067840.

The previous prime is 12404669. The next prime is 12404677. The reversal of 12404673 is 37640421.

It is an interprime number because it is at equal distance from previous prime (12404669) and next prime (12404677).

It can be written as a sum of positive squares in 2 ways, for example, as 1034289 + 11370384 = 1017^2 + 3372^2 .

It is not a de Polignac number, because 12404673 - 2² = 12404669 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12404677) 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 11 ways as a sum of consecutive naturals, for example, 16440 + ... + 17177.

It is an arithmetic number, because the mean of its divisors is an integer number (1529619).

Almost surely, 2^12404673 is an apocalyptic number.

It is an amenable number.

12404673 is a deficient number, since it is larger than the sum of its proper divisors (5950755).

12404673 is a wasteful number, since it uses less digits than its factorization.

12404673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33664 (or 33661 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 12404673 is about 3522.0268312436. The cubic root of 12404673 is about 231.4879772704.

The spelling of 12404673 in words is "twelve million, four hundred four thousand, six hundred seventy-three".