47518 has 8 divisors (see below), whose sum is σ = 74448. Its totient is φ = 22704.

The previous prime is 47513. The next prime is 47521. The reversal of 47518 is 81574.

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

It is a junction number, because it is equal to n+sod(n) for n = 47492 and 47501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47513) 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, 471 + ... + 562.

It is an arithmetic number, because the mean of its divisors is an integer number (9306).

2⁴⁷⁵¹⁸ is an apocalyptic number.

47518 is a deficient number, since it is larger than the sum of its proper divisors (26930).

47518 is a wasteful number, since it uses less digits than its factorization.

47518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058.

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

The square root of 47518 is about 217.9862380977. The cubic root of 47518 is about 36.2203562646.

It can be divided in two parts, 47 and 518, that added together give a palindrome (565).

The spelling of 47518 in words is "forty-seven thousand, five hundred eighteen".