47331671 has 4 divisors (see below), whose sum is σ = 48486144. Its totient is φ = 46177200.

The previous prime is 47331659. The next prime is 47331673. The reversal of 47331671 is 17613374.

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 47331671 - 2⁶ = 47331607 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 (47331673) 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, 577175 + ... + 577256.

It is an arithmetic number, because the mean of its divisors is an integer number (12121536).

Almost surely, 2^47331671 is an apocalyptic number.

47331671 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

47331671 is a deficient number, since it is larger than the sum of its proper divisors (1154473).

47331671 is a wasteful number, since it uses less digits than its factorization.

47331671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1154472.

The product of its digits is 10584, while the sum is 32.

The square root of 47331671 is about 6879.8016686530. The cubic root of 47331671 is about 361.7295146809.

The spelling of 47331671 in words is "forty-seven million, three hundred thirty-one thousand, six hundred seventy-one".