3228538 has 16 divisors (see below), whose sum is σ = 5161320. Its totient is φ = 1509376.

The previous prime is 3228527. The next prime is 3228559. The reversal of 3228538 is 8358223.

3228538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2331729 + 896809 = 1527^2 + 947^2 .

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 7 ways as a sum of consecutive naturals, for example, 8970 + ... + 9322.

Almost surely, 2^3228538 is an apocalyptic number.

3228538 is a deficient number, since it is larger than the sum of its proper divisors (1932782).

3228538 is a wasteful number, since it uses less digits than its factorization.

3228538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641.

The product of its digits is 11520, while the sum is 31.

The square root of 3228538 is about 1796.8132902447. The cubic root of 3228538 is about 147.7980261742.

It can be divided in two parts, 32285 and 38, that added together give a palindrome (32323).

The spelling of 3228538 in words is "three million, two hundred twenty-eight thousand, five hundred thirty-eight".