84542108 has 12 divisors (see below), whose sum is σ = 169084272. Its totient is φ = 36232320.

The previous prime is 84542099. The next prime is 84542111. The reversal of 84542108 is 80124548.

It is a happy number.

84542108 is an admirable number.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

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, 1509653 + ... + 1509708.

It is an arithmetic number, because the mean of its divisors is an integer number (14090356).

Almost surely, 2^84542108 is an apocalyptic number.

It is an amenable number.

84542108 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.

84542108 is a wasteful number, since it uses less digits than its factorization.

84542108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3019372 (or 3019370 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 32.

The square root of 84542108 is about 9194.6782434189. The cubic root of 84542108 is about 438.8920263788.

The spelling of 84542108 in words is "eighty-four million, five hundred forty-two thousand, one hundred eight".