51267 has 8 divisors (see below), whose sum is σ = 71424. Its totient is φ = 32648.

The previous prime is 51263. The next prime is 51283. The reversal of 51267 is 76215.

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

It is a cyclic number.

It is not a de Polignac number, because 51267 - 2² = 51263 is a prime.

It is a plaindrome in base 11.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51263) 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, 303 + ... + 440.

It is an arithmetic number, because the mean of its divisors is an integer number (8928).

2⁵¹²⁶⁷ is an apocalyptic number.

51267 is a deficient number, since it is larger than the sum of its proper divisors (20157).

51267 is a wasteful number, since it uses less digits than its factorization.

51267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769.

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

The square root of 51267 is about 226.4221720592. The cubic root of 51267 is about 37.1489008199.

The spelling of 51267 in words is "fifty-one thousand, two hundred sixty-seven".