84108432 has 40 divisors (see below), whose sum is σ = 217610080. Its totient is φ = 27993600.

The previous prime is 84108407. The next prime is 84108443. The reversal of 84108432 is 23480148.

It is a self number, because there is not a number n which added to its sum of digits gives 84108432.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56919 + ... + 58377.

It is an arithmetic number, because the mean of its divisors is an integer number (5440252).

Almost surely, 2^84108432 is an apocalyptic number.

It is an amenable number.

84108432 is an abundant number, since it is smaller than the sum of its proper divisors (133501648).

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

84108432 is a wasteful number, since it uses less digits than its factorization.

84108432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2671 (or 2665 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 84108432 is about 9171.0649327109. The cubic root of 84108432 is about 438.1402774141.

The spelling of 84108432 in words is "eighty-four million, one hundred eight thousand, four hundred thirty-two".