84324218 has 8 divisors (see below), whose sum is σ = 137985120. Its totient is φ = 38329180.

The previous prime is 84324217. The next prime is 84324241. The reversal of 84324218 is 81242348.

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

It is a super-2 number, since 2×84324218² = 14221147482623048, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (84324217) 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, 1916438 + ... + 1916481.

It is an arithmetic number, because the mean of its divisors is an integer number (17248140).

Almost surely, 2^84324218 is an apocalyptic number.

84324218 is a deficient number, since it is larger than the sum of its proper divisors (53660902).

84324218 is a wasteful number, since it uses less digits than its factorization.

84324218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3832932.

The product of its digits is 12288, while the sum is 32.

The square root of 84324218 is about 9182.8218974344. The cubic root of 84324218 is about 438.5146504988.

The spelling of 84324218 in words is "eighty-four million, three hundred twenty-four thousand, two hundred eighteen".