3280820432 has 40 divisors (see below), whose sum is σ = 6401233152. Its totient is φ = 1628928000.

The previous prime is 3280820419. The next prime is 3280820443. The reversal of 3280820432 is 2340280823.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2048432 + ... + 2050032.

Almost surely, 2^3280820432 is an apocalyptic number.

It is an amenable number.

3280820432 is a deficient number, since it is larger than the sum of its proper divisors (3120412720).

3280820432 is a wasteful number, since it uses less digits than its factorization.

3280820432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2427 (or 2421 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 3280820432 is about 57278.4464873132. The cubic root of 3280820432 is about 1485.9156391724.

The spelling of 3280820432 in words is "three billion, two hundred eighty million, eight hundred twenty thousand, four hundred thirty-two".