2504403040 has 96 divisors (see below), whose sum is σ = 6011742240. Its totient is φ = 985780224.

The previous prime is 2504403023. The next prime is 2504403089. The reversal of 2504403040 is 403044052.

It is a happy number.

It is a super-2 number, since 2×2504403040² = 12544069173522483200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5653059 + ... + 5653501.

It is an arithmetic number, because the mean of its divisors is an integer number (62622315).

Almost surely, 2^2504403040 is an apocalyptic number.

2504403040 is a gapful number since it is divisible by the number (20) 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 2504403040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3005871120).

2504403040 is an abundant number, since it is smaller than the sum of its proper divisors (3507339200).

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

2504403040 is a wasteful number, since it uses less digits than its factorization.

2504403040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944 (or 936 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 2504403040 is about 50044.0110302921. The cubic root of 2504403040 is about 1358.0051202773.

Adding to 2504403040 its reverse (403044052), we get a palindrome (2907447092).

The spelling of 2504403040 in words is "two billion, five hundred four million, four hundred three thousand, forty".