84573872 has 20 divisors (see below), whose sum is σ = 165156096. Its totient is φ = 41952960.

The previous prime is 84573871. The next prime is 84573887. The reversal of 84573872 is 27837548.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (84573871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18779 + ... + 22842.

Almost surely, 2^84573872 is an apocalyptic number.

It is an amenable number.

84573872 is a deficient number, since it is larger than the sum of its proper divisors (80582224).

84573872 is a wasteful number, since it uses less digits than its factorization.

84573872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41756 (or 41750 counting only the distinct ones).

The product of its digits is 376320, while the sum is 44.

The square root of 84573872 is about 9196.4053847142. The cubic root of 84573872 is about 438.9469860554.

The spelling of 84573872 in words is "eighty-four million, five hundred seventy-three thousand, eight hundred seventy-two".