51726252 has 24 divisors (see below), whose sum is σ = 120960000. Its totient is φ = 17204176.

The previous prime is 51726221. The next prime is 51726271. The reversal of 51726252 is 25262715.

51726252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 1249 + ... + 10247.

It is an arithmetic number, because the mean of its divisors is an integer number (5040000).

Almost surely, 2^51726252 is an apocalyptic number.

It is an amenable number.

51726252 is an abundant number, since it is smaller than the sum of its proper divisors (69233748).

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

51726252 is a wasteful number, since it uses less digits than its factorization.

51726252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9485 (or 9483 counting only the distinct ones).

The product of its digits is 8400, while the sum is 30.

The square root of 51726252 is about 7192.0964954594. The cubic root of 51726252 is about 372.5949838107.

Adding to 51726252 its reverse (25262715), we get a palindrome (76988967).

The spelling of 51726252 in words is "fifty-one million, seven hundred twenty-six thousand, two hundred fifty-two".