12433317 has 32 divisors (see below), whose sum is σ = 18966528. Its totient is φ = 7187136.

The previous prime is 12433313. The next prime is 12433319. The reversal of 12433317 is 71333421.

It is not a de Polignac number, because 12433317 - 2² = 12433313 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12433313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74368 + ... + 74534.

It is an arithmetic number, because the mean of its divisors is an integer number (592704).

Almost surely, 2^12433317 is an apocalyptic number.

It is an amenable number.

12433317 is a deficient number, since it is larger than the sum of its proper divisors (6533211).

12433317 is a wasteful number, since it uses less digits than its factorization.

12433317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289.

The product of its digits is 1512, while the sum is 24.

The square root of 12433317 is about 3526.0908950281. The cubic root of 12433317 is about 231.6660188953. Note that the first 3 decimals are identical.

Adding to 12433317 its reverse (71333421), we get a palindrome (83766738).

It can be divided in two parts, 1243 and 3317, that added together give a triangular number (4560 = T₉₅).

The spelling of 12433317 in words is "twelve million, four hundred thirty-three thousand, three hundred seventeen".