328449256 has 16 divisors (see below), whose sum is σ = 616184100. Its totient is φ = 164133504.

The previous prime is 328449239. The next prime is 328449263. The reversal of 328449256 is 652944823.

It can be written as a sum of positive squares in 2 ways, for example, as 303108100 + 25341156 = 17410^2 + 5034^2 .

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, 5380 + ... + 26188.

Almost surely, 2^328449256 is an apocalyptic number.

It is an amenable number.

328449256 is a deficient number, since it is larger than the sum of its proper divisors (287734844).

328449256 is a wasteful number, since it uses less digits than its factorization.

328449256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22788 (or 22784 counting only the distinct ones).

The product of its digits is 414720, while the sum is 43.

The square root of 328449256 is about 18123.1690385539. The cubic root of 328449256 is about 689.9581687166.

The spelling of 328449256 in words is "three hundred twenty-eight million, four hundred forty-nine thousand, two hundred fifty-six".