51303344 has 20 divisors (see below), whose sum is σ = 104632440. Its totient is φ = 24301440.

The previous prime is 51303337. The next prime is 51303347. The reversal of 51303344 is 44330315.

51303344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (51303347) 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 3 ways as a sum of consecutive naturals, for example, 84077 + ... + 84684.

It is an arithmetic number, because the mean of its divisors is an integer number (5231622).

Almost surely, 2^51303344 is an apocalyptic number.

It is an amenable number.

51303344 is an abundant number, since it is smaller than the sum of its proper divisors (53329096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51303344 is a wasteful number, since it uses less digits than its factorization.

51303344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168788 (or 168782 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 51303344 is about 7162.6352692288. The cubic root of 51303344 is about 371.5767723051.

Adding to 51303344 its reverse (44330315), we get a palindrome (95633659).

The spelling of 51303344 in words is "fifty-one million, three hundred three thousand, three hundred forty-four".