47418 has 16 divisors (see below), whose sum is σ = 108480. Its totient is φ = 13536.

The previous prime is 47417. The next prime is 47419. The reversal of 47418 is 81474.

It is an interprime number because it is at equal distance from previous prime (47417) and next prime (47419).

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (47417) 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, 523 + ... + 606.

It is an arithmetic number, because the mean of its divisors is an integer number (6780).

2⁴⁷⁴¹⁸ is an apocalyptic number.

47418 is an abundant number, since it is smaller than the sum of its proper divisors (61062).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54240).

47418 is a wasteful number, since it uses less digits than its factorization.

47418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141.

The product of its digits is 896, while the sum is 24.

The square root of 47418 is about 217.7567450161. The cubic root of 47418 is about 36.1949302547.

It can be divided in two parts, 47 and 418, that added together give a triangular number (465 = T₃₀).

The spelling of 47418 in words is "forty-seven thousand, four hundred eighteen".