328290998 has 16 divisors (see below), whose sum is σ = 563915520. Its totient is φ = 140413416.

The previous prime is 328290997. The next prime is 328291003. The reversal of 328290998 is 899092823.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328290997) 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, 16268 + ... + 30351.

It is an arithmetic number, because the mean of its divisors is an integer number (35244720).

Almost surely, 2^328290998 is an apocalyptic number.

328290998 is a deficient number, since it is larger than the sum of its proper divisors (235624522).

328290998 is a wasteful number, since it uses less digits than its factorization.

328290998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47131.

The product of its (nonzero) digits is 559872, while the sum is 50.

The square root of 328290998 is about 18118.8023334877. The cubic root of 328290998 is about 689.8473358254.

The spelling of 328290998 in words is "three hundred twenty-eight million, two hundred ninety thousand, nine hundred ninety-eight".