1003322240 has 64 divisors (see below), whose sum is σ = 2416286160. Its totient is φ = 398364672.

The previous prime is 1003322237. The next prime is 1003322249. The reversal of 1003322240 is 422233001.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003322249) 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, 81959 + ... + 93401.

Almost surely, 2^1003322240 is an apocalyptic number.

1003322240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1003322240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1208143080).

1003322240 is an abundant number, since it is smaller than the sum of its proper divisors (1412963920).

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

1003322240 is a wasteful number, since it uses less digits than its factorization.

1003322240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11599 (or 11587 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 1003322240 is about 31675.2622720002. The cubic root of 1003322240 is about 1001.1061892275.

Adding to 1003322240 its reverse (422233001), we get a palindrome (1425555241).

The spelling of 1003322240 in words is "one billion, three million, three hundred twenty-two thousand, two hundred forty".