84470 has 8 divisors (see below), whose sum is σ = 152064. Its totient is φ = 33784.

The previous prime is 84467. The next prime is 84481. The reversal of 84470 is 7448.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4214 + ... + 4233.

It is an arithmetic number, because the mean of its divisors is an integer number (19008).

2⁸⁴⁴⁷⁰ is an apocalyptic number.

84470 is a deficient number, since it is larger than the sum of its proper divisors (67594).

84470 is a wasteful number, since it uses less digits than its factorization.

84470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8454.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 84470 is about 290.6372309254. The cubic root of 84470 is about 43.8767210359.

The spelling of 84470 in words is "eighty-four thousand, four hundred seventy".