51848 has 8 divisors (see below), whose sum is σ = 97230. Its totient is φ = 25920.

The previous prime is 51839. The next prime is 51853. The reversal of 51848 is 84815.

It can be written as a sum of positive squares in only one way, i.e., 31684 + 20164 = 178^2 + 142^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a nialpdrome in base 16.

It is a congruent number.

It is an unprimeable number.

51848 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3233 + ... + 3248.

2⁵¹⁸⁴⁸ is an apocalyptic number.

It is an amenable number.

51848 is a deficient number, since it is larger than the sum of its proper divisors (45382).

51848 is a wasteful number, since it uses less digits than its factorization.

51848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6487 (or 6483 counting only the distinct ones).

The product of its digits is 1280, while the sum is 26.

The square root of 51848 is about 227.7015590636. The cubic root of 51848 is about 37.2887080175.

The spelling of 51848 in words is "fifty-one thousand, eight hundred forty-eight".