12313424 has 10 divisors (see below), whose sum is σ = 23857290. Its totient is φ = 6156704.

The previous prime is 12313409. The next prime is 12313447. The reversal of 12313424 is 42431321.

It can be written as a sum of positive squares in only one way, i.e., 11560000 + 753424 = 3400^2 + 868^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12313396 and 12313405.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 384779 + ... + 384810.

It is an arithmetic number, because the mean of its divisors is an integer number (2385729).

Almost surely, 2^12313424 is an apocalyptic number.

It is an amenable number.

12313424 is a deficient number, since it is larger than the sum of its proper divisors (11543866).

12313424 is an equidigital number, since it uses as much as digits as its factorization.

12313424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769597 (or 769591 counting only the distinct ones).

The product of its digits is 576, while the sum is 20.

The square root of 12313424 is about 3509.0488739828. The cubic root of 12313424 is about 230.9189698492.

Adding to 12313424 its reverse (42431321), we get a palindrome (54744745).

The spelling of 12313424 in words is "twelve million, three hundred thirteen thousand, four hundred twenty-four".