1003331252 has 96 divisors (see below), whose sum is σ = 2352000000. Its totient is φ = 370228320.

The previous prime is 1003331249. The next prime is 1003331261. The reversal of 1003331252 is 2521333001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 284999 + ... + 288497.

It is an arithmetic number, because the mean of its divisors is an integer number (24500000).

Almost surely, 2^1003331252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1003331252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1176000000).

1003331252 is an abundant number, since it is smaller than the sum of its proper divisors (1348668748).

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

1003331252 is a wasteful number, since it uses less digits than its factorization.

1003331252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3554 (or 3538 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 1003331252 is about 31675.4045278036. The cubic root of 1003331252 is about 1001.1091865836.

Adding to 1003331252 its reverse (2521333001), we get a palindrome (3524664253).

The spelling of 1003331252 in words is "one billion, three million, three hundred thirty-one thousand, two hundred fifty-two".