3200978472 has 64 divisors (see below), whose sum is σ = 8297640000. Its totient is φ = 1027805184.

The previous prime is 3200978441. The next prime is 3200978491. The reversal of 3200978472 is 2748790023.

3200978472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 307383 + ... + 317625.

It is an arithmetic number, because the mean of its divisors is an integer number (129650625).

Almost surely, 2^3200978472 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3200978472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4148820000).

3200978472 is an abundant number, since it is smaller than the sum of its proper divisors (5096661528).

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

3200978472 is a wasteful number, since it uses less digits than its factorization.

3200978472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10730 (or 10726 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 3200978472 is about 56577.1903862325. The cubic root of 3200978472 is about 1473.7627808863.

The spelling of 3200978472 in words is "three billion, two hundred million, nine hundred seventy-eight thousand, four hundred seventy-two".