3618872 has 16 divisors (see below), whose sum is σ = 6811560. Its totient is φ = 1802464.

The previous prime is 3618869. The next prime is 3618907. The reversal of 3618872 is 2788163.

3618872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1823 + ... + 3249.

Almost surely, 2^3618872 is an apocalyptic number.

It is an amenable number.

3618872 is a deficient number, since it is larger than the sum of its proper divisors (3192688).

3618872 is a wasteful number, since it uses less digits than its factorization.

3618872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750 (or 1746 counting only the distinct ones).

The product of its digits is 16128, while the sum is 35.

The square root of 3618872 is about 1902.3333041294. Note that the first 4 decimals coincide. The cubic root of 3618872 is about 153.5292308177.

The spelling of 3618872 in words is "three million, six hundred eighteen thousand, eight hundred seventy-two".