84106518 has 8 divisors (see below), whose sum is σ = 168213048. Its totient is φ = 28035504.

The previous prime is 84106511. The next prime is 84106523. The reversal of 84106518 is 81560148.

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

84106518 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84106511) 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, 7008871 + ... + 7008882.

It is an arithmetic number, because the mean of its divisors is an integer number (21026631).

Almost surely, 2^84106518 is an apocalyptic number.

84106518 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84106518 is a wasteful number, since it uses less digits than its factorization.

84106518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14017758.

The product of its (nonzero) digits is 7680, while the sum is 33.

The square root of 84106518 is about 9170.9605821855. The cubic root of 84106518 is about 438.1369538993.

The spelling of 84106518 in words is "eighty-four million, one hundred six thousand, five hundred eighteen".