328151228 has 6 divisors (see below), whose sum is σ = 574264656. Its totient is φ = 164075612.

The previous prime is 328151203. The next prime is 328151231. The reversal of 328151228 is 822151823.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 328151194 and 328151203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41018900 + ... + 41018907.

It is an arithmetic number, because the mean of its divisors is an integer number (95710776).

Almost surely, 2^328151228 is an apocalyptic number.

It is an amenable number.

328151228 is a deficient number, since it is larger than the sum of its proper divisors (246113428).

328151228 is a wasteful number, since it uses less digits than its factorization.

328151228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82037811 (or 82037809 counting only the distinct ones).

The product of its digits is 7680, while the sum is 32.

The square root of 328151228 is about 18114.9448798499. The cubic root of 328151228 is about 689.7494210185.

It can be divided in two parts, 32815 and 1228, that added together give a palindrome (34043).

The spelling of 328151228 in words is "three hundred twenty-eight million, one hundred fifty-one thousand, two hundred twenty-eight".