84479814 has 32 divisors (see below), whose sum is σ = 197616000. Its totient is φ = 26677512.

The previous prime is 84479797. The next prime is 84479849. The reversal of 84479814 is 41897448.

It is a self number, because there is not a number n which added to its sum of digits gives 84479814.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40144 + ... + 42195.

It is an arithmetic number, because the mean of its divisors is an integer number (6175500).

Almost surely, 2^84479814 is an apocalyptic number.

84479814 is an abundant number, since it is smaller than the sum of its proper divisors (113136186).

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

84479814 is a wasteful number, since it uses less digits than its factorization.

84479814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82369 (or 82363 counting only the distinct ones).

The product of its digits is 258048, while the sum is 45.

The square root of 84479814 is about 9191.2901161915. The cubic root of 84479814 is about 438.7842021697.

The spelling of 84479814 in words is "eighty-four million, four hundred seventy-nine thousand, eight hundred fourteen".