3788872 has 16 divisors (see below), whose sum is σ = 7158060. Its totient is φ = 1880064.

The previous prime is 3788861. The next prime is 3788903. The reversal of 3788872 is 2788873.

It can be written as a sum of positive squares in 2 ways, for example, as 3481956 + 306916 = 1866^2 + 554^2 .

It is an Ulam number.

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, 633 + ... + 2824.

Almost surely, 2^3788872 is an apocalyptic number.

It is an amenable number.

3788872 is a deficient number, since it is larger than the sum of its proper divisors (3369188).

3788872 is a wasteful number, since it uses less digits than its factorization.

3788872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3600 (or 3596 counting only the distinct ones).

The product of its digits is 150528, while the sum is 43.

The square root of 3788872 is about 1946.5025044936. The cubic root of 3788872 is about 155.8966003382.

Subtracting from 3788872 its reverse (2788873), we obtain a palindrome (999999).

The spelling of 3788872 in words is "three million, seven hundred eighty-eight thousand, eight hundred seventy-two".