1004203240 has 32 divisors (see below), whose sum is σ = 2260385280. Its totient is φ = 401516352.

The previous prime is 1004203223. The next prime is 1004203261. The reversal of 1004203240 is 423024001.

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 7 ways as a sum of consecutive naturals, for example, 154537 + ... + 160903.

It is an arithmetic number, because the mean of its divisors is an integer number (70637040).

Almost surely, 2^1004203240 is an apocalyptic number.

1004203240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1004203240 is an abundant number, since it is smaller than the sum of its proper divisors (1256182040).

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

1004203240 is a wasteful number, since it uses less digits than its factorization.

1004203240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10321 (or 10317 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 1004203240 is about 31689.1659719848. The cubic root of 1004203240 is about 1001.3991215460.

Adding to 1004203240 its reverse (423024001), we get a palindrome (1427227241).

The spelling of 1004203240 in words is "one billion, four million, two hundred three thousand, two hundred forty".