51751052 has 12 divisors (see below), whose sum is σ = 91498680. Its totient is φ = 25608576.

The previous prime is 51751039. The next prime is 51751067. The reversal of 51751052 is 25015715.

It is a happy 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, 66302 + ... + 67077.

It is an arithmetic number, because the mean of its divisors is an integer number (7624890).

Almost surely, 2^51751052 is an apocalyptic number.

It is an amenable number.

51751052 is a deficient number, since it is larger than the sum of its proper divisors (39747628).

51751052 is a wasteful number, since it uses less digits than its factorization.

51751052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133480 (or 133478 counting only the distinct ones).

The product of its (nonzero) digits is 1750, while the sum is 26.

The square root of 51751052 is about 7193.8204036520. The cubic root of 51751052 is about 372.6545208213.

Adding to 51751052 its reverse (25015715), we get a palindrome (76766767).

The spelling of 51751052 in words is "fifty-one million, seven hundred fifty-one thousand, fifty-two".