330677920 has 48 divisors (see below), whose sum is σ = 786457728. Its totient is φ = 131385600.

The previous prime is 330677911. The next prime is 330677933. The reversal of 330677920 is 29776033.

It is a self number, because there is not a number n which added to its sum of digits gives 330677920.

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, 17317 + ... + 31003.

It is an arithmetic number, because the mean of its divisors is an integer number (16384536).

Almost surely, 2^330677920 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 330677920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (393228864).

330677920 is an abundant number, since it is smaller than the sum of its proper divisors (455779808).

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

330677920 is a wasteful number, since it uses less digits than its factorization.

330677920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13853 (or 13845 counting only the distinct ones).

The product of its (nonzero) digits is 47628, while the sum is 37.

The square root of 330677920 is about 18184.5516854279. The cubic root of 330677920 is about 691.5152027821.

The spelling of 330677920 in words is "three hundred thirty million, six hundred seventy-seven thousand, nine hundred twenty".