3240403232 has 36 divisors (see below), whose sum is σ = 7012234278. Its totient is φ = 1472908800.

The previous prime is 3240403213. The next prime is 3240403237. The reversal of 3240403232 is 2323040423.

It can be written as a sum of positive squares in only one way, i.e., 2792488336 + 447914896 = 52844^2 + 21164^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3240403198 and 3240403207.

It is not an unprimeable number, because it can be changed into a prime (3240403237) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 414569 + ... + 422312.

Almost surely, 2^3240403232 is an apocalyptic number.

3240403232 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3240403232 is an abundant number, since it is smaller than the sum of its proper divisors (3771831046).

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

3240403232 is a wasteful number, since it uses less digits than its factorization.

3240403232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836913 (or 836894 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 3240403232 is about 56924.5398049031. The cubic root of 3240403232 is about 1479.7886282017.

Adding to 3240403232 its reverse (2323040423), we get a palindrome (5563443655).

The spelling of 3240403232 in words is "three billion, two hundred forty million, four hundred three thousand, two hundred thirty-two".