51927 has 8 divisors (see below), whose sum is σ = 72960. Its totient is φ = 32760.

The previous prime is 51913. The next prime is 51929. The reversal of 51927 is 72915.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 51927 - 2¹⁴ = 35543 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 51897 and 51906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 399 + ... + 512.

It is an arithmetic number, because the mean of its divisors is an integer number (9120).

2⁵¹⁹²⁷ is an apocalyptic number.

51927 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

51927 is a deficient number, since it is larger than the sum of its proper divisors (21033).

51927 is a wasteful number, since it uses less digits than its factorization.

51927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933.

The product of its digits is 630, while the sum is 24.

The square root of 51927 is about 227.8749657159. The cubic root of 51927 is about 37.3076371504.

The spelling of 51927 in words is "fifty-one thousand, nine hundred twenty-seven".