84448878 has 8 divisors (see below), whose sum is σ = 168897768. Its totient is φ = 28149624.

The previous prime is 84448849. The next prime is 84448907. The reversal of 84448878 is 87884448.

It is an interprime number because it is at equal distance from previous prime (84448849) and next prime (84448907).

It is a sphenic number, since it is the product of 3 distinct primes.

84448878 is an admirable number.

It is a super-2 number, since 2×84448878² = 14263225990917768, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 84448878.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7037401 + ... + 7037412.

It is an arithmetic number, because the mean of its divisors is an integer number (21112221).

Almost surely, 2^84448878 is an apocalyptic number.

84448878 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

84448878 is a wasteful number, since it uses less digits than its factorization.

84448878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14074818.

The product of its digits is 1835008, while the sum is 51.

The square root of 84448878 is about 9189.6070645050. The cubic root of 84448878 is about 438.7306355850.

The spelling of 84448878 in words is "eighty-four million, four hundred forty-eight thousand, eight hundred seventy-eight".