328620224 has 14 divisors (see below), whose sum is σ = 652105884. Its totient is φ = 164310080.

The previous prime is 328620211. The next prime is 328620263. The reversal of 328620224 is 422026823.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2567282 + ... + 2567409.

Almost surely, 2^328620224 is an apocalyptic number.

It is an amenable number.

328620224 is a deficient number, since it is larger than the sum of its proper divisors (323485660).

328620224 is an equidigital number, since it uses as much as digits as its factorization.

328620224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5134703 (or 5134693 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 328620224 is about 18127.8852600076. The cubic root of 328620224 is about 690.0778628089.

The spelling of 328620224 in words is "three hundred twenty-eight million, six hundred twenty thousand, two hundred twenty-four".