84520732 has 12 divisors (see below), whose sum is σ = 153011880. Its totient is φ = 40803056.

The previous prime is 84520729. The next prime is 84520741. The reversal of 84520732 is 23702548.

84520732 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

84520732 is strictly pandigital in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 84520694 and 84520703.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 364198 + ... + 364429.

It is an arithmetic number, because the mean of its divisors is an integer number (12750990).

Almost surely, 2^84520732 is an apocalyptic number.

It is an amenable number.

84520732 is a deficient number, since it is larger than the sum of its proper divisors (68491148).

84520732 is a wasteful number, since it uses less digits than its factorization.

84520732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728660 (or 728658 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 84520732 is about 9193.5157584028. The cubic root of 84520732 is about 438.8550327946.

The spelling of 84520732 in words is "eighty-four million, five hundred twenty thousand, seven hundred thirty-two".