1004255500 has 48 divisors (see below), whose sum is σ = 2268957600. Its totient is φ = 387844800.

The previous prime is 1004255489. The next prime is 1004255519. The reversal of 1004255500 is 55524001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20130 + ... + 49129.

It is an arithmetic number, because the mean of its divisors is an integer number (47269950).

Almost surely, 2^1004255500 is an apocalyptic number.

1004255500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1004255500 is an abundant number, since it is smaller than the sum of its proper divisors (1264702100).

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

1004255500 is a wasteful number, since it uses less digits than its factorization.

1004255500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69307 (or 69295 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 1004255500 is about 31689.9905332898. The cubic root of 1004255500 is about 1001.4164926013.

Adding to 1004255500 its reverse (55524001), we get a palindrome (1059779501).

The spelling of 1004255500 in words is "one billion, four million, two hundred fifty-five thousand, five hundred".