51334272 has 96 divisors (see below), whose sum is σ = 161188560. Its totient is φ = 15552000.

The previous prime is 51334267. The next prime is 51334301. The reversal of 51334272 is 27243315.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10647 + ... + 14697.

Almost surely, 2^51334272 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 51334272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80594280).

51334272 is an abundant number, since it is smaller than the sum of its proper divisors (109854288).

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

51334272 is a wasteful number, since it uses less digits than its factorization.

51334272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4082 (or 4067 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 51334272 is about 7164.7939258572. The cubic root of 51334272 is about 371.6514251248.

Adding to 51334272 its reverse (27243315), we get a palindrome (78577587).

The spelling of 51334272 in words is "fifty-one million, three hundred thirty-four thousand, two hundred seventy-two".