84446868 has 72 divisors (see below), whose sum is σ = 228057760. Its totient is φ = 24235200.

The previous prime is 84446851. The next prime is 84446881. The reversal of 84446868 is 86864448.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26058 + ... + 29118.

Almost surely, 2^84446868 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 84446868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114028880).

84446868 is an abundant number, since it is smaller than the sum of its proper divisors (143610892).

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

84446868 is a wasteful number, since it uses less digits than its factorization.

84446868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3109 (or 3096 counting only the distinct ones).

The product of its digits is 1179648, while the sum is 48.

The square root of 84446868 is about 9189.4977011804. The cubic root of 84446868 is about 438.7271547589.

The spelling of 84446868 in words is "eighty-four million, four hundred forty-six thousand, eight hundred sixty-eight".