3228121325 has 24 divisors (see below), whose sum is σ = 4702678176. Its totient is φ = 2167128000.

The previous prime is 3228121243. The next prime is 3228121333. The reversal of 3228121325 is 5231218223.

It is not a de Polignac number, because 3228121325 - 2¹⁴ = 3228104941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 447911 + ... + 455060.

It is an arithmetic number, because the mean of its divisors is an integer number (195944924).

Almost surely, 2^3228121325 is an apocalyptic number.

It is an amenable number.

3228121325 is a deficient number, since it is larger than the sum of its proper divisors (1474556851).

3228121325 is a wasteful number, since it uses less digits than its factorization.

3228121325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903005 (or 903000 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 3228121325 is about 56816.5585459028. The cubic root of 3228121325 is about 1477.9166763129.

Adding to 3228121325 its reverse (5231218223), we get a palindrome (8459339548).

The spelling of 3228121325 in words is "three billion, two hundred twenty-eight million, one hundred twenty-one thousand, three hundred twenty-five".