51874 has 8 divisors (see below), whose sum is σ = 80028. Its totient is φ = 25200.

The previous prime is 51871. The next prime is 51893. The reversal of 51874 is 47815.

It can be written as a sum of positive squares in 2 ways, for example, as 42849 + 9025 = 207^2 + 95^2 .

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

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (51871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277 + ... + 424.

2⁵¹⁸⁷⁴ is an apocalyptic number.

51874 is a deficient number, since it is larger than the sum of its proper divisors (28154).

51874 is a wasteful number, since it uses less digits than its factorization.

51874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740.

The product of its digits is 1120, while the sum is 25.

The square root of 51874 is about 227.7586441828. The cubic root of 51874 is about 37.2949399802.

The spelling of 51874 in words is "fifty-one thousand, eight hundred seventy-four".