47671 has 8 divisors (see below), whose sum is σ = 54320. Its totient is φ = 41472.

The previous prime is 47659. The next prime is 47681. The reversal of 47671 is 17674.

47671 is nontrivially palindromic in base 14.

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

It is a 9-Lehmer number, since φ(47671) divides (47671-1)⁹.

It is a cyclic number.

It is not a de Polignac number, because 47671 - 2⁵ = 47639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47681) 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, 151 + ... + 343.

It is an arithmetic number, because the mean of its divisors is an integer number (6790).

2⁴⁷⁶⁷¹ is an apocalyptic number.

47671 is a deficient number, since it is larger than the sum of its proper divisors (6649).

47671 is a wasteful number, since it uses less digits than its factorization.

47671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225.

The product of its digits is 1176, while the sum is 25.

The square root of 47671 is about 218.3368956452. The cubic root of 47671 is about 36.2591891092.

The spelling of 47671 in words is "forty-seven thousand, six hundred seventy-one".