84463984 has 20 divisors (see below), whose sum is σ = 178526520. Its totient is φ = 38392640.

The previous prime is 84463961. The next prime is 84464021. The reversal of 84463984 is 48936448.

It is a happy number.

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, 239779 + ... + 240130.

It is an arithmetic number, because the mean of its divisors is an integer number (8926326).

Almost surely, 2^84463984 is an apocalyptic number.

It is an amenable number.

84463984 is an abundant number, since it is smaller than the sum of its proper divisors (94062536).

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

84463984 is a wasteful number, since it uses less digits than its factorization.

84463984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479928 (or 479922 counting only the distinct ones).

The product of its digits is 663552, while the sum is 46.

The square root of 84463984 is about 9190.4289344948. The cubic root of 84463984 is about 438.7567936979.

The spelling of 84463984 in words is "eighty-four million, four hundred sixty-three thousand, nine hundred eighty-four".