3203405040 has 160 divisors (see below), whose sum is σ = 11304562176. Its totient is φ = 742804480.

The previous prime is 3203404999. The next prime is 3203405089. The reversal of 3203405040 is 405043023.

It is a happy number.

3203405040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3203404998 and 3203405016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34342 + ... + 87098.

Almost surely, 2^3203405040 is an apocalyptic number.

3203405040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3203405040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5652281088).

3203405040 is an abundant number, since it is smaller than the sum of its proper divisors (8101157136).

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

3203405040 is a wasteful number, since it uses less digits than its factorization.

3203405040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52807 (or 52801 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 3203405040 is about 56598.6310788521. The cubic root of 3203405040 is about 1474.1350922850.

Adding to 3203405040 its reverse (405043023), we get a palindrome (3608448063).

The spelling of 3203405040 in words is "three billion, two hundred three million, four hundred five thousand, forty".