1004440485 has 16 divisors (see below), whose sum is σ = 1634345280. Its totient is φ = 526621440.

The previous prime is 1004440477. The next prime is 1004440511. The reversal of 1004440485 is 5840444001.

It is not a de Polignac number, because 1004440485 - 2³ = 1004440477 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 566596 + ... + 568365.

It is an arithmetic number, because the mean of its divisors is an integer number (102146580).

Almost surely, 2^1004440485 is an apocalyptic number.

1004440485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1004440485 is a deficient number, since it is larger than the sum of its proper divisors (629904795).

1004440485 is a wasteful number, since it uses less digits than its factorization.

1004440485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135028.

The product of its (nonzero) digits is 10240, while the sum is 30.

The square root of 1004440485 is about 31692.9090649628. The cubic root of 1004440485 is about 1001.4779761769.

Adding to 1004440485 its reverse (5840444001), we get a palindrome (6844884486).

The spelling of 1004440485 in words is "one billion, four million, four hundred forty thousand, four hundred eighty-five".