326605668 has 24 divisors (see below), whose sum is σ = 802189920. Its totient is φ = 103138560.

The previous prime is 326605667. The next prime is 326605673. The reversal of 326605668 is 866506623.

It is not an unprimeable number, because it can be changed into a prime (326605661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 716013 + ... + 716468.

It is an arithmetic number, because the mean of its divisors is an integer number (33424580).

Almost surely, 2^326605668 is an apocalyptic number.

326605668 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

326605668 is an abundant number, since it is smaller than the sum of its proper divisors (475584252).

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

326605668 is a wasteful number, since it uses less digits than its factorization.

326605668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1432507 (or 1432505 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

The square root of 326605668 is about 18072.2347262313. The cubic root of 326605668 is about 688.6648324922.

The spelling of 326605668 in words is "three hundred twenty-six million, six hundred five thousand, six hundred sixty-eight".