320103232 has 28 divisors (see below), whose sum is σ = 635962660. Its totient is φ = 159860736.

The previous prime is 320103227. The next prime is 320103253. The reversal of 320103232 is 232301023.

It can be written as a sum of positive squares in 2 ways, for example, as 189778176 + 130325056 = 13776^2 + 11416^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

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, 62098 + ... + 67054.

Almost surely, 2^320103232 is an apocalyptic number.

320103232 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

320103232 is a deficient number, since it is larger than the sum of its proper divisors (315859428).

320103232 is a wasteful number, since it uses less digits than its factorization.

320103232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5978 (or 5968 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 320103232 is about 17891.4290094447. The cubic root of 320103232 is about 684.0639225282.

Adding to 320103232 its reverse (232301023), we get a palindrome (552404255).

The spelling of 320103232 in words is "three hundred twenty million, one hundred three thousand, two hundred thirty-two".