3189687672 has 16 divisors (see below), whose sum is σ = 7974219240. Its totient is φ = 1063229216.

The previous prime is 3189687661. The next prime is 3189687689. The reversal of 3189687672 is 2767869813.

It is a congruent 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, 66451803 + ... + 66451850.

Almost surely, 2^3189687672 is an apocalyptic number.

It is an amenable number.

3189687672 is an abundant number, since it is smaller than the sum of its proper divisors (4784531568).

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

3189687672 is a wasteful number, since it uses less digits than its factorization.

3189687672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132903662 (or 132903658 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 57.

The square root of 3189687672 is about 56477.3199789083. The cubic root of 3189687672 is about 1472.0279401104.

The spelling of 3189687672 in words is "three billion, one hundred eighty-nine million, six hundred eighty-seven thousand, six hundred seventy-two".