330222660 has 48 divisors (see below), whose sum is σ = 973291200. Its totient is φ = 83424384.

The previous prime is 330222649. The next prime is 330222677. The reversal of 330222660 is 66222033.

It is a self number, because there is not a number n which added to its sum of digits gives 330222660.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143695 + ... + 145974.

It is an arithmetic number, because the mean of its divisors is an integer number (20276900).

Almost surely, 2^330222660 is an apocalyptic number.

330222660 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

330222660 is an abundant number, since it is smaller than the sum of its proper divisors (643068540).

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

330222660 is a wasteful number, since it uses less digits than its factorization.

330222660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289700 (or 289698 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 330222660 is about 18172.0296059631. The cubic root of 330222660 is about 691.1977097591.

Adding to 330222660 its reverse (66222033), we get a palindrome (396444693).

The spelling of 330222660 in words is "three hundred thirty million, two hundred twenty-two thousand, six hundred sixty".