326330660 has 24 divisors (see below), whose sum is σ = 688322880. Its totient is φ = 129955424.

The previous prime is 326330651. The next prime is 326330761. The reversal of 326330660 is 66033623.

It is a happy 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, 31400 + ... + 40479.

It is an arithmetic number, because the mean of its divisors is an integer number (28680120).

Almost surely, 2^326330660 is an apocalyptic number.

It is an amenable number.

326330660 is an abundant number, since it is smaller than the sum of its proper divisors (361992220).

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

326330660 is a wasteful number, since it uses less digits than its factorization.

326330660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72115 (or 72113 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 29.

The square root of 326330660 is about 18064.6245463336. The cubic root of 326330660 is about 688.4714887162.

The spelling of 326330660 in words is "three hundred twenty-six million, three hundred thirty thousand, six hundred sixty".