84906688 has 28 divisors (see below), whose sum is σ = 171010072. Its totient is φ = 41817600.

The previous prime is 84906677. The next prime is 84906691. The reversal of 84906688 is 88660948.

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 3 ways as a sum of consecutive naturals, for example, 5613 + ... + 14188.

Almost surely, 2^84906688 is an apocalyptic number.

It is an amenable number.

84906688 is an abundant number, since it is smaller than the sum of its proper divisors (86103384).

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

84906688 is a wasteful number, since it uses less digits than its factorization.

84906688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19880 (or 19870 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 49.

The square root of 84906688 is about 9214.4825139560. The cubic root of 84906688 is about 439.5220153749.

The spelling of 84906688 in words is "eighty-four million, nine hundred six thousand, six hundred eighty-eight".