84071 has 8 divisors (see below), whose sum is σ = 94080. Its totient is φ = 74592.

The previous prime is 84067. The next prime is 84089. The reversal of 84071 is 17048.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 84071 - 2² = 84067 is a prime.

It is a Duffinian number.

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 84071.

It is not an unprimeable number, because it can be changed into a prime (84011) 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, 266 + ... + 488.

It is an arithmetic number, because the mean of its divisors is an integer number (11760).

2⁸⁴⁰⁷¹ is an apocalyptic number.

84071 is a deficient number, since it is larger than the sum of its proper divisors (10009).

84071 is a wasteful number, since it uses less digits than its factorization.

84071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 84071 is about 289.9499956889. The cubic root of 84071 is about 43.8075270454.

The spelling of 84071 in words is "eighty-four thousand, seventy-one".