328076249 has 4 divisors (see below), whose sum is σ = 345343440. Its totient is φ = 310809060.

The previous prime is 328076237. The next prime is 328076257. The reversal of 328076249 is 942670823.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 328076249 - 2⁴ = 328076233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (328078249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8633567 + ... + 8633604.

It is an arithmetic number, because the mean of its divisors is an integer number (86335860).

Almost surely, 2^328076249 is an apocalyptic number.

It is an amenable number.

328076249 is a deficient number, since it is larger than the sum of its proper divisors (17267191).

328076249 is a wasteful number, since it uses less digits than its factorization.

328076249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17267190.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 328076249 is about 18112.8752273072. The cubic root of 328076249 is about 689.6968835939.

The spelling of 328076249 in words is "three hundred twenty-eight million, seventy-six thousand, two hundred forty-nine".