51748316 has 24 divisors (see below), whose sum is σ = 92850240. Its totient is φ = 25224192.

The previous prime is 51748283. The next prime is 51748339. The reversal of 51748316 is 61384715.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76556 + ... + 77228.

It is an arithmetic number, because the mean of its divisors is an integer number (3868760).

Almost surely, 2^51748316 is an apocalyptic number.

It is an amenable number.

51748316 is a deficient number, since it is larger than the sum of its proper divisors (41101924).

51748316 is a wasteful number, since it uses less digits than its factorization.

51748316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133 (or 1131 counting only the distinct ones).

The product of its digits is 20160, while the sum is 35.

The square root of 51748316 is about 7193.6302379258. The cubic root of 51748316 is about 372.6479534782.

It can be divided in two parts, 517483 and 16, that multiplied together give a palindrome (8279728).

The spelling of 51748316 in words is "fifty-one million, seven hundred forty-eight thousand, three hundred sixteen".