51627 has 4 divisors (see below), whose sum is σ = 68840. Its totient is φ = 34416.

The previous prime is 51613. The next prime is 51631. The reversal of 51627 is 72615.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 51627 - 2⁶ = 51563 is a prime.

It is a D-number.

It is a Duffinian number.

It is a nialpdrome in base 9.

It is a zygodrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (51607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8602 + ... + 8607.

It is an arithmetic number, because the mean of its divisors is an integer number (17210).

2⁵¹⁶²⁷ is an apocalyptic number.

51627 is a deficient number, since it is larger than the sum of its proper divisors (17213).

51627 is a wasteful number, since it uses less digits than its factorization.

51627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17212.

The product of its digits is 420, while the sum is 21.

The square root of 51627 is about 227.2157564959. The cubic root of 51627 is about 37.2356520271.

The spelling of 51627 in words is "fifty-one thousand, six hundred twenty-seven".