47331 has 8 divisors (see below), whose sum is σ = 70160. Its totient is φ = 31536.

The previous prime is 47317. The next prime is 47339. The reversal of 47331 is 13374.

It is not a de Polignac number, because 47331 - 2⁹ = 46819 is a prime.

It is a super-2 number, since 2×47331² = 4480447122, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 47331.

It is not an unprimeable number, because it can be changed into a prime (47339) 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, 850 + ... + 903.

It is an arithmetic number, because the mean of its divisors is an integer number (8770).

2⁴⁷³³¹ is an apocalyptic number.

47331 is a deficient number, since it is larger than the sum of its proper divisors (22829).

47331 is a wasteful number, since it uses less digits than its factorization.

47331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1762 (or 1756 counting only the distinct ones).

The product of its digits is 252, while the sum is 18.

The square root of 47331 is about 217.5568891118. The cubic root of 47331 is about 36.1727805313.

It can be divided in two parts, 47 and 331, that added together give a triangular number (378 = T₂₇).

The spelling of 47331 in words is "forty-seven thousand, three hundred thirty-one".