1000330340 has 24 divisors (see below), whose sum is σ = 2101437240. Its totient is φ = 399990528.

The previous prime is 1000330339. The next prime is 1000330381. The reversal of 1000330340 is 430330001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 82482724 + 917847616 = 9082^2 + 30296^2 .

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, 63494 + ... + 77666.

It is an arithmetic number, because the mean of its divisors is an integer number (87559885).

Almost surely, 2^1000330340 is an apocalyptic number.

1000330340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000330340 is an abundant number, since it is smaller than the sum of its proper divisors (1101106900).

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

1000330340 is a wasteful number, since it uses less digits than its factorization.

1000330340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17711 (or 17709 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 1000330340 is about 31627.9993044138. Note that the first 3 decimals coincide. The cubic root of 1000330340 is about 1000.1101012106.

Adding to 1000330340 its reverse (430330001), we get a palindrome (1430660341).

The spelling of 1000330340 in words is "one billion, three hundred thirty thousand, three hundred forty".