3268438672 has 20 divisors (see below), whose sum is σ = 6665895280. Its totient is φ = 1548207648.

The previous prime is 3268438661. The next prime is 3268438711. The reversal of 3268438672 is 2768348623.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5375418 + ... + 5376025.

It is an arithmetic number, because the mean of its divisors is an integer number (333294764).

Almost surely, 2^3268438672 is an apocalyptic number.

It is an amenable number.

3268438672 is an abundant number, since it is smaller than the sum of its proper divisors (3397456608).

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

3268438672 is a wasteful number, since it uses less digits than its factorization.

3268438672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10751470 (or 10751464 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 49.

The square root of 3268438672 is about 57170.2603807259. The cubic root of 3268438672 is about 1484.0440093215.

The spelling of 3268438672 in words is "three billion, two hundred sixty-eight million, four hundred thirty-eight thousand, six hundred seventy-two".