84659424 has 96 divisors (see below), whose sum is σ = 230773536. Its totient is φ = 27156480.

The previous prime is 84659387. The next prime is 84659431. The reversal of 84659424 is 42495648.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 539154 + ... + 539310.

It is an arithmetic number, because the mean of its divisors is an integer number (2403891).

Almost surely, 2^84659424 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 84659424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115386768).

84659424 is an abundant number, since it is smaller than the sum of its proper divisors (146114112).

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

84659424 is a wasteful number, since it uses less digits than its factorization.

84659424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348 (or 340 counting only the distinct ones).

The product of its digits is 276480, while the sum is 42.

The square root of 84659424 is about 9201.0555916156. The cubic root of 84659424 is about 439.0949440335.

The spelling of 84659424 in words is "eighty-four million, six hundred fifty-nine thousand, four hundred twenty-four".