59851 has 4 divisors (see below), whose sum is σ = 65304. Its totient is φ = 54400.

The previous prime is 59833. The next prime is 59863. The reversal of 59851 is 15895.

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

It is a cyclic number.

It is not a de Polignac number, because 59851 - 2⁷ = 59723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (59051) 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, 2710 + ... + 2731.

It is an arithmetic number, because the mean of its divisors is an integer number (16326).

2⁵⁹⁸⁵¹ is an apocalyptic number.

59851 is a deficient number, since it is larger than the sum of its proper divisors (5453).

59851 is a wasteful number, since it uses less digits than its factorization.

59851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5452.

The product of its digits is 1800, while the sum is 28.

The square root of 59851 is about 244.6446402438. The cubic root of 59851 is about 39.1162431450.

Subtracting from 59851 its reverse (15895), we obtain a triangular number (43956 = T₂₉₆).

The spelling of 59851 in words is "fifty-nine thousand, eight hundred fifty-one".