328190252 has 12 divisors (see below), whose sum is σ = 618512496. Its totient is φ = 151472400.

The previous prime is 328190221. The next prime is 328190263. The reversal of 328190252 is 252091823.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3155624 + ... + 3155727.

It is an arithmetic number, because the mean of its divisors is an integer number (51542708).

Almost surely, 2^328190252 is an apocalyptic number.

It is an amenable number.

328190252 is a deficient number, since it is larger than the sum of its proper divisors (290322244).

328190252 is a wasteful number, since it uses less digits than its factorization.

328190252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6311368 (or 6311366 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 328190252 is about 18116.0219695164. The cubic root of 328190252 is about 689.7767617812.

The spelling of 328190252 in words is "three hundred twenty-eight million, one hundred ninety thousand, two hundred fifty-two".