328819497 has 8 divisors (see below), whose sum is σ = 440341440. Its totient is φ = 218255280.

The previous prime is 328819483. The next prime is 328819499. The reversal of 328819497 is 794918823.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 328819497 - 2⁷ = 328819369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (328819499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238629 + ... + 240002.

It is an arithmetic number, because the mean of its divisors is an integer number (55042680).

Almost surely, 2^328819497 is an apocalyptic number.

It is an amenable number.

328819497 is a deficient number, since it is larger than the sum of its proper divisors (111521943).

328819497 is a wasteful number, since it uses less digits than its factorization.

328819497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478863.

The product of its digits is 870912, while the sum is 51.

The square root of 328819497 is about 18133.3807382959. The cubic root of 328819497 is about 690.2173207499.

The spelling of 328819497 in words is "three hundred twenty-eight million, eight hundred nineteen thousand, four hundred ninety-seven".