51002344 has 16 divisors (see below), whose sum is σ = 97198020. Its totient is φ = 25082880.

The previous prime is 51002333. The next prime is 51002381. The reversal of 51002344 is 44320015.

51002344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 37970244 + 13032100 = 6162^2 + 3610^2 .

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 in 3 ways as a sum of consecutive naturals, for example, 51769 + ... + 52744.

Almost surely, 2^51002344 is an apocalyptic number.

It is an amenable number.

51002344 is a deficient number, since it is larger than the sum of its proper divisors (46195676).

51002344 is a wasteful number, since it uses less digits than its factorization.

51002344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104580 (or 104576 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 51002344 is about 7141.5925394831. The cubic root of 51002344 is about 370.8486582509.

Adding to 51002344 its reverse (44320015), we get a palindrome (95322359).

The spelling of 51002344 in words is "fifty-one million, two thousand, three hundred forty-four".