1004444685 has 32 divisors (see below), whose sum is σ = 1790880000. Its totient is φ = 534143808.

The previous prime is 1004444663. The next prime is 1004444687. The reversal of 1004444685 is 5864444001.

It is a happy number.

It is not a de Polignac number, because 1004444685 - 2⁵ = 1004444653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004444687) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36456 + ... + 57774.

It is an arithmetic number, because the mean of its divisors is an integer number (55965000).

Almost surely, 2^1004444685 is an apocalyptic number.

1004444685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1004444685 is a deficient number, since it is larger than the sum of its proper divisors (786435315).

1004444685 is a wasteful number, since it uses less digits than its factorization.

1004444685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21682 (or 21676 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The square root of 1004444685 is about 31692.9753257721. The cubic root of 1004444685 is about 1001.4793720458.

Adding to 1004444685 its reverse (5864444001), we get a palindrome (6868888686).

The spelling of 1004444685 in words is "one billion, four million, four hundred forty-four thousand, six hundred eighty-five".