328442850 has 60 divisors (see below), whose sum is σ = 912595794. Its totient is φ = 87583680.

The previous prime is 328442837. The next prime is 328442857. The reversal of 328442850 is 58244823.

It can be written as a sum of positive squares in 3 ways, for example, as 313396209 + 15046641 = 17703^2 + 3879^2 .

It is a super-2 number, since 2×328442850² = 215749411432245000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (328442857) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 36499 + ... + 44598.

Almost surely, 2^328442850 is an apocalyptic number.

328442850 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

328442850 is an abundant number, since it is smaller than the sum of its proper divisors (584152944).

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

328442850 is a wasteful number, since it uses less digits than its factorization.

328442850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81121 (or 81107 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The square root of 328442850 is about 18122.9923025973. The cubic root of 328442850 is about 689.9536830914.

The spelling of 328442850 in words is "three hundred twenty-eight million, four hundred forty-two thousand, eight hundred fifty".