3228872 has 16 divisors (see below), whose sum is σ = 6091740. Its totient is φ = 1604416.

The previous prime is 3228871. The next prime is 3228877. The reversal of 3228872 is 2788223.

It can be written as a sum of positive squares in 2 ways, for example, as 3147076 + 81796 = 1774^2 + 286^2 .

It is a super-2 number, since 2×3228872² = 20851228784768, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3⁶ + 2¹⁶ + 2²⁰ + 8 + 8² + 7⁵ + 2²¹ .

It is not an unprimeable number, because it can be changed into a prime (3228871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218 + ... + 2550.

Almost surely, 2^3228872 is an apocalyptic number.

It is an amenable number.

3228872 is a deficient number, since it is larger than the sum of its proper divisors (2862868).

3228872 is a wasteful number, since it uses less digits than its factorization.

3228872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2512 (or 2508 counting only the distinct ones).

The product of its digits is 10752, while the sum is 32.

The square root of 3228872 is about 1796.9062301634. The cubic root of 3228872 is about 147.8031226852.

The spelling of 3228872 in words is "three million, two hundred twenty-eight thousand, eight hundred seventy-two".