51344336 has 20 divisors (see below), whose sum is σ = 99709764. Its totient is φ = 25612800.

The previous prime is 51344323. The next prime is 51344347. The reversal of 51344336 is 63344315.

It can be written as a sum of positive squares in 2 ways, for example, as 28686736 + 22657600 = 5356^2 + 4760^2 .

It is a junction number, because it is equal to n+sod(n) for n = 51344299 and 51344308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3896 + ... + 10856.

Almost surely, 2^51344336 is an apocalyptic number.

It is an amenable number.

51344336 is a deficient number, since it is larger than the sum of its proper divisors (48365428).

51344336 is a wasteful number, since it uses less digits than its factorization.

51344336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7430 (or 7424 counting only the distinct ones).

The product of its digits is 12960, while the sum is 29.

The square root of 51344336 is about 7165.4962144990. The cubic root of 51344336 is about 371.6757107556.

The spelling of 51344336 in words is "fifty-one million, three hundred forty-four thousand, three hundred thirty-six".