84939876 has 144 divisors (see below), whose sum is σ = 258306048. Its totient is φ = 23025600.

The previous prime is 84939859. The next prime is 84939887. The reversal of 84939876 is 67893948.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 648331 + ... + 648461.

It is an arithmetic number, because the mean of its divisors is an integer number (1793792).

Almost surely, 2^84939876 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84939876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129153024).

84939876 is an abundant number, since it is smaller than the sum of its proper divisors (173366172).

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

84939876 is a wasteful number, since it uses less digits than its factorization.

84939876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262 (or 257 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The square root of 84939876 is about 9216.2831987738. The cubic root of 84939876 is about 439.5792741407.

The spelling of 84939876 in words is "eighty-four million, nine hundred thirty-nine thousand, eight hundred seventy-six".