3258693872 has 20 divisors (see below), whose sum is σ = 7215679536. Its totient is φ = 1396583040.

The previous prime is 3258693863. The next prime is 3258693877. The reversal of 3258693872 is 2783968523.

3258693872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3258693877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14547629 + ... + 14547852.

Almost surely, 2^3258693872 is an apocalyptic number.

It is an amenable number.

3258693872 is an abundant number, since it is smaller than the sum of its proper divisors (3956985664).

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

3258693872 is a wasteful number, since it uses less digits than its factorization.

3258693872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29095496 (or 29095490 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 53.

The square root of 3258693872 is about 57084.9706315069. The cubic root of 3258693872 is about 1482.5676562545.

The spelling of 3258693872 in words is "three billion, two hundred fifty-eight million, six hundred ninety-three thousand, eight hundred seventy-two".