51736272 has 80 divisors (see below), whose sum is σ = 157704192. Its totient is φ = 14302080.

The previous prime is 51736271. The next prime is 51736277. The reversal of 51736272 is 27263715.

51736272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51736271) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 7933 + ... + 12899.

Almost surely, 2^51736272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51736272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78852096).

51736272 is an abundant number, since it is smaller than the sum of its proper divisors (105967920).

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

51736272 is a wasteful number, since it uses less digits than its factorization.

51736272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5016 (or 5010 counting only the distinct ones).

The product of its digits is 17640, while the sum is 33.

The square root of 51736272 is about 7192.7930597230. The cubic root of 51736272 is about 372.6190409741.

Adding to 51736272 its reverse (27263715), we get a palindrome (78999987).

The spelling of 51736272 in words is "fifty-one million, seven hundred thirty-six thousand, two hundred seventy-two".