51317324 has 24 divisors (see below), whose sum is σ = 94214400. Its totient is φ = 24411024.

The previous prime is 51317293. The next prime is 51317341. The reversal of 51317324 is 42371315.

It is a junction number, because it is equal to n+sod(n) for n = 51317293 and 51317302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16907 + ... + 19709.

It is an arithmetic number, because the mean of its divisors is an integer number (3925600).

Almost surely, 2^51317324 is an apocalyptic number.

It is an amenable number.

51317324 is a deficient number, since it is larger than the sum of its proper divisors (42897076).

51317324 is a wasteful number, since it uses less digits than its factorization.

51317324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3029 (or 3027 counting only the distinct ones).

The product of its digits is 2520, while the sum is 26.

The square root of 51317324 is about 7163.6111005554. The cubic root of 51317324 is about 371.6105204074.

Adding to 51317324 its reverse (42371315), we get a palindrome (93688639).

The spelling of 51317324 in words is "fifty-one million, three hundred seventeen thousand, three hundred twenty-four".