1004452504 has 48 divisors (see below), whose sum is σ = 2147874120. Its totient is φ = 436698240.

The previous prime is 1004452489. The next prime is 1004452507. The reversal of 1004452504 is 4052544001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004452507) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 35764 + ... + 57340.

Almost surely, 2^1004452504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1004452504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1073937060).

1004452504 is an abundant number, since it is smaller than the sum of its proper divisors (1143421616).

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

1004452504 is a wasteful number, since it uses less digits than its factorization.

1004452504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21640 (or 21613 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 1004452504 is about 31693.0986809431. The cubic root of 1004452504 is about 1001.4819706780.

Adding to 1004452504 its reverse (4052544001), we get a palindrome (5056996505).

The spelling of 1004452504 in words is "one billion, four million, four hundred fifty-two thousand, five hundred four".