328998760 has 32 divisors (see below), whose sum is σ = 758305800. Its totient is φ = 128389120.

The previous prime is 328998757. The next prime is 328998763. The reversal of 328998760 is 67899823.

It is an interprime number because it is at equal distance from previous prime (328998757) and next prime (328998763).

It can be written as a sum of positive squares in 4 ways, for example, as 67141636 + 261857124 = 8194^2 + 16182^2 .

It is a junction number, because it is equal to n+sod(n) for n = 328998698 and 328998707.

It is not an unprimeable number, because it can be changed into a prime (328998763) 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, 98665 + ... + 101944.

Almost surely, 2^328998760 is an apocalyptic number.

It is an amenable number.

328998760 is an abundant number, since it is smaller than the sum of its proper divisors (429307040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

328998760 is a wasteful number, since it uses less digits than its factorization.

328998760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200661 (or 200657 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 52.

The square root of 328998760 is about 18138.3229654784. The cubic root of 328998760 is about 690.3427268879.

The spelling of 328998760 in words is "three hundred twenty-eight million, nine hundred ninety-eight thousand, seven hundred sixty".