320000032 has 24 divisors (see below), whose sum is σ = 687273552. Its totient is φ = 145454400.

The previous prime is 319999969. The next prime is 320000077. The reversal of 320000032 is 230000023.

It is a junction number, because it is equal to n+sod(n) for n = 319999973 and 320000018.

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, 454194 + ... + 454897.

It is an arithmetic number, because the mean of its divisors is an integer number (28636398).

Almost surely, 2^320000032 is an apocalyptic number.

320000032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

320000032 is an abundant number, since it is smaller than the sum of its proper divisors (367273520).

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

320000032 is a wasteful number, since it uses less digits than its factorization.

320000032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909112 (or 909104 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 10.

The square root of 320000032 is about 17888.5447144255. The cubic root of 320000032 is about 683.9904014704.

Adding to 320000032 its reverse (230000023), we get a palindrome (550000055).

Subtracting from 320000032 its reverse (230000023), we obtain a palindrome (90000009).

It can be divided in two parts, 3200000 and 32, that multiplied together give a 5-th power (102400000 = 40⁵).

The spelling of 320000032 in words is "three hundred twenty million, thirty-two", and thus it is an aban number.