330101730 has 120 divisors (see below), whose sum is σ = 1032646428. Its totient is φ = 75442752.

The previous prime is 330101689. The next prime is 330101803. The reversal of 330101730 is 37101033.

It can be written as a sum of positive squares in 2 ways, for example, as 308950929 + 21150801 = 17577^2 + 4599^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 59 ways as a sum of consecutive naturals, for example, 35532 + ... + 43848.

Almost surely, 2^330101730 is an apocalyptic number.

330101730 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 330101730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (516323214).

330101730 is an abundant number, since it is smaller than the sum of its proper divisors (702544698).

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

330101730 is a wasteful number, since it uses less digits than its factorization.

330101730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8350 (or 8334 counting only the distinct ones).

The product of its (nonzero) digits is 189, while the sum is 18.

The square root of 330101730 is about 18168.7019349209. The cubic root of 330101730 is about 691.1133255394.

Adding to 330101730 its reverse (37101033), we get a palindrome (367202763).

The spelling of 330101730 in words is "three hundred thirty million, one hundred one thousand, seven hundred thirty".