3243628 has 6 divisors (see below), whose sum is σ = 5676356. Its totient is φ = 1621812.

The previous prime is 3243613. The next prime is 3243629. The reversal of 3243628 is 8263423.

3243628 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3243628² = 21042245204768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3243596 and 3243605.

It is not an unprimeable number, because it can be changed into a prime (3243629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 405450 + ... + 405457.

Almost surely, 2^3243628 is an apocalyptic number.

It is an amenable number.

3243628 is a deficient number, since it is larger than the sum of its proper divisors (2432728).

3243628 is a wasteful number, since it uses less digits than its factorization.

3243628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810911 (or 810909 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

The square root of 3243628 is about 1801.0074958200. The cubic root of 3243628 is about 148.0279348293.

It can be divided in two parts, 32 and 43628, that added together give a triangular number (43660 = T₂₉₅).

The spelling of 3243628 in words is "three million, two hundred forty-three thousand, six hundred twenty-eight".