328969350 has 120 divisors (see below), whose sum is σ = 935799480. Its totient is φ = 85639680.

The previous prime is 328969349. The next prime is 328969367. The reversal of 328969350 is 53969823.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 328969296 and 328969305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 173206 + ... + 175094.

It is an arithmetic number, because the mean of its divisors is an integer number (7798329).

Almost surely, 2^328969350 is an apocalyptic number.

328969350 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 328969350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (467899740).

328969350 is an abundant number, since it is smaller than the sum of its proper divisors (606830130).

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

328969350 is a wasteful number, since it uses less digits than its factorization.

328969350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1956 (or 1942 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The square root of 328969350 is about 18137.5122329387. The cubic root of 328969350 is about 690.3221558027.

The spelling of 328969350 in words is "three hundred twenty-eight million, nine hundred sixty-nine thousand, three hundred fifty".