3187261968 has 60 divisors (see below), whose sum is σ = 9050347824. Its totient is φ = 965835200.

The previous prime is 3187261939. The next prime is 3187261981. The reversal of 3187261968 is 8691627813.

3187261968 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3187261968.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 268578 + ... + 280193.

Almost surely, 2^3187261968 is an apocalyptic number.

It is an amenable number.

3187261968 is an abundant number, since it is smaller than the sum of its proper divisors (5863085856).

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

3187261968 is a wasteful number, since it uses less digits than its factorization.

3187261968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548804 (or 548787 counting only the distinct ones).

The product of its digits is 870912, while the sum is 51.

The square root of 3187261968 is about 56455.8408669998. The cubic root of 3187261968 is about 1471.6546946221.

The spelling of 3187261968 in words is "three billion, one hundred eighty-seven million, two hundred sixty-one thousand, nine hundred sixty-eight".