328385862 has 48 divisors (see below), whose sum is σ = 816390432. Its totient is φ = 93450240.

The previous prime is 328385861. The next prime is 328385899. The reversal of 328385862 is 268583823.

328385862 is a `hidden beast` number, since 32 + 8 + 38 + 586 + 2 = 666.

It is a super-2 number, since 2×328385862² = 215674548722966088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328385861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27312 + ... + 37452.

It is an arithmetic number, because the mean of its divisors is an integer number (17008134).

Almost surely, 2^328385862 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 328385862, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (408195216).

328385862 is an abundant number, since it is smaller than the sum of its proper divisors (488004570).

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

328385862 is a wasteful number, since it uses less digits than its factorization.

328385862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10413 (or 10410 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 328385862 is about 18121.4199774742. The cubic root of 328385862 is about 689.9137762453.

The spelling of 328385862 in words is "three hundred twenty-eight million, three hundred eighty-five thousand, eight hundred sixty-two".