1004499456 has 80 divisors (see below), whose sum is σ = 2685792384. Its totient is φ = 333615104.

The previous prime is 1004499437. The next prime is 1004499469. The reversal of 1004499456 is 6549944001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 485881 + ... + 487943.

Almost surely, 2^1004499456 is an apocalyptic number.

1004499456 is a gapful number since it is divisible by the number (16) 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 1004499456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1342896192).

1004499456 is an abundant number, since it is smaller than the sum of its proper divisors (1681292928).

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

1004499456 is an equidigital number, since it uses as much as digits as its factorization.

1004499456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2401 (or 2385 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 1004499456 is about 31693.8394013726. The cubic root of 1004499456 is about 1001.4975748168.

The spelling of 1004499456 in words is "one billion, four million, four hundred ninety-nine thousand, four hundred fifty-six".