3872732844 has 24 divisors (see below), whose sum is σ = 9124111360. Its totient is φ = 1278377424.

The previous prime is 3872732833. The next prime is 3872732849. The reversal of 3872732844 is 4482372783.

It is a junction number, because it is equal to n+sod(n) for n = 3872732793 and 3872732802.

It is not an unprimeable number, because it can be changed into a prime (3872732849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1565404 + ... + 1567875.

Almost surely, 2^3872732844 is an apocalyptic number.

It is an amenable number.

3872732844 is an abundant number, since it is smaller than the sum of its proper divisors (5251378516).

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

3872732844 is a wasteful number, since it uses less digits than its factorization.

3872732844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3133389 (or 3133387 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 48.

The square root of 3872732844 is about 62231.2850903788. The cubic root of 3872732844 is about 1570.3839438556.

The spelling of 3872732844 in words is "three billion, eight hundred seventy-two million, seven hundred thirty-two thousand, eight hundred forty-four".