51004344 has 16 divisors (see below), whose sum is σ = 127510920. Its totient is φ = 17001440.

The previous prime is 51004333. The next prime is 51004351. The reversal of 51004344 is 44340015.

It is a self number, because there is not a number n which added to its sum of digits gives 51004344.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1062567 + ... + 1062614.

Almost surely, 2^51004344 is an apocalyptic number.

It is an amenable number.

51004344 is an abundant number, since it is smaller than the sum of its proper divisors (76506576).

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

51004344 is a wasteful number, since it uses less digits than its factorization.

51004344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2125190 (or 2125186 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 51004344 is about 7141.7325629010. The cubic root of 51004344 is about 370.8535056597.

Adding to 51004344 its reverse (44340015), we get a palindrome (95344359).

The spelling of 51004344 in words is "fifty-one million, four thousand, three hundred forty-four".