84519042 has 16 divisors (see below), whose sum is σ = 169272192. Its totient is φ = 28134000.

The previous prime is 84519041. The next prime is 84519059. The reversal of 84519042 is 24091548.

It is a junction number, because it is equal to n+sod(n) for n = 84518994 and 84519012.

It is not an unprimeable number, because it can be changed into a prime (84519041) 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, 4873 + ... + 13884.

It is an arithmetic number, because the mean of its divisors is an integer number (10579512).

Almost surely, 2^84519042 is an apocalyptic number.

84519042 is an abundant number, since it is smaller than the sum of its proper divisors (84753150).

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

84519042 is a wasteful number, since it uses less digits than its factorization.

84519042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19513.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 84519042 is about 9193.4238453364. The cubic root of 84519042 is about 438.8521077926.

The spelling of 84519042 in words is "eighty-four million, five hundred nineteen thousand, forty-two".