3200889440 has 48 divisors (see below), whose sum is σ = 8642404512. Its totient is φ = 1097447424.

The previous prime is 3200889389. The next prime is 3200889449. The reversal of 3200889440 is 449880023.

3200889440 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 = 3200889394 and 3200889403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3200889449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1427849 + ... + 1430088.

It is an arithmetic number, because the mean of its divisors is an integer number (180050094).

Almost surely, 2^3200889440 is an apocalyptic number.

It is an amenable number.

3200889440 is an abundant number, since it is smaller than the sum of its proper divisors (5441515072).

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

3200889440 is a wasteful number, since it uses less digits than its factorization.

3200889440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2857959 (or 2857951 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 3200889440 is about 56576.4035619091. The cubic root of 3200889440 is about 1473.7491170159.

The spelling of 3200889440 in words is "three billion, two hundred million, eight hundred eighty-nine thousand, four hundred forty".