1003304340 has 48 divisors (see below), whose sum is σ = 3121392960. Its totient is φ = 267547680.

The previous prime is 1003304279. The next prime is 1003304359. The reversal of 1003304340 is 434033001.

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

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 928446 + ... + 929525.

It is an arithmetic number, because the mean of its divisors is an integer number (65029020).

Almost surely, 2^1003304340 is an apocalyptic number.

1003304340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003304340 is an abundant number, since it is smaller than the sum of its proper divisors (2118088620).

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

1003304340 is a wasteful number, since it uses less digits than its factorization.

1003304340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1857989 (or 1857981 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 1003304340 is about 31674.9797158578. The cubic root of 1003304340 is about 1001.1002357041.

Adding to 1003304340 its reverse (434033001), we get a palindrome (1437337341).

The spelling of 1003304340 in words is "one billion, three million, three hundred four thousand, three hundred forty".