1004605000 has 80 divisors (see below), whose sum is σ = 2690138880. Its totient is φ = 344424000.

The previous prime is 1004604989. The next prime is 1004605097. The reversal of 1004605000 is 5064001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 20649 + ... + 49351.

It is an arithmetic number, because the mean of its divisors is an integer number (33626736).

Almost surely, 2^1004605000 is an apocalyptic number.

1004605000 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 1004605000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1345069440).

1004605000 is an abundant number, since it is smaller than the sum of its proper divisors (1685533880).

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

1004605000 is an equidigital number, since it uses as much as digits as its factorization.

1004605000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28736 (or 28717 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 1004605000 is about 31695.5044130867. The cubic root of 1004605000 is about 1001.5326497846.

Adding to 1004605000 its reverse (5064001), we get a palindrome (1009669001).

The spelling of 1004605000 in words is "one billion, four million, six hundred five thousand".