84851 has 8 divisors (see below), whose sum is σ = 93744. Its totient is φ = 76320.

The previous prime is 84827. The next prime is 84857. The reversal of 84851 is 15848.

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 84851 - 2⁶ = 84787 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84851.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 84851.

It is not an unprimeable number, because it can be changed into a prime (84857) 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, 740 + ... + 846.

It is an arithmetic number, because the mean of its divisors is an integer number (11718).

2⁸⁴⁸⁵¹ is an apocalyptic number.

84851 is a deficient number, since it is larger than the sum of its proper divisors (8893).

84851 is a wasteful number, since it uses less digits than its factorization.

84851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181.

The product of its digits is 1280, while the sum is 26.

The square root of 84851 is about 291.2919497686. The cubic root of 84851 is about 43.9425904159.

The spelling of 84851 in words is "eighty-four thousand, eight hundred fifty-one".