320341032 has 96 divisors (see below), whose sum is σ = 949440960. Its totient is φ = 96768000.

The previous prime is 320340997. The next prime is 320341037. The reversal of 320341032 is 230143023.

320341032 is a `hidden beast` number, since 320 + 341 + 0 + 3 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 320340996 and 320341014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320341037) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 499432 + ... + 500072.

It is an arithmetic number, because the mean of its divisors is an integer number (9890010).

Almost surely, 2^320341032 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 320341032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (474720480).

320341032 is an abundant number, since it is smaller than the sum of its proper divisors (629099928).

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

320341032 is a wasteful number, since it uses less digits than its factorization.

320341032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295 (or 1288 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 320341032 is about 17898.0734158736. The cubic root of 320341032 is about 684.2332742866.

Adding to 320341032 its reverse (230143023), we get a palindrome (550484055).

The spelling of 320341032 in words is "three hundred twenty million, three hundred forty-one thousand, thirty-two".