328420212 has 24 divisors (see below), whose sum is σ = 811391616. Its totient is φ = 103033728.

The previous prime is 328420207. The next prime is 328420223. The reversal of 328420212 is 212024823.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 804748 + ... + 805155.

It is an arithmetic number, because the mean of its divisors is an integer number (33807984).

Almost surely, 2^328420212 is an apocalyptic number.

It is an amenable number.

328420212 is an abundant number, since it is smaller than the sum of its proper divisors (482971404).

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

328420212 is a wasteful number, since it uses less digits than its factorization.

328420212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1609927 (or 1609925 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 328420212 is about 18122.3677261003. The cubic root of 328420212 is about 689.9378309877.

The spelling of 328420212 in words is "three hundred twenty-eight million, four hundred twenty thousand, two hundred twelve".