84408896 has 112 divisors (see below), whose sum is σ = 205849728. Its totient is φ = 33792000.

The previous prime is 84408869. The next prime is 84408911. The reversal of 84408896 is 69880448.

It is a self number, because there is not a number n which added to its sum of digits gives 84408896.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210296 + ... + 210696.

It is an arithmetic number, because the mean of its divisors is an integer number (1837944).

Almost surely, 2^84408896 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 84408896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102924864).

84408896 is an abundant number, since it is smaller than the sum of its proper divisors (121440832).

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

84408896 is a wasteful number, since it uses less digits than its factorization.

84408896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460 (or 450 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 47.

The square root of 84408896 is about 9187.4314147100. The cubic root of 84408896 is about 438.6613862051.

The spelling of 84408896 in words is "eighty-four million, four hundred eight thousand, eight hundred ninety-six".