2500004304 has 240 divisors, whose sum is σ = 8447673600. Its totient is φ = 705729024.

The previous prime is 2500004303. The next prime is 2500004317. The reversal of 2500004304 is 4034000052.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2500004303) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 1883289 + ... + 1884615.

It is an arithmetic number, because the mean of its divisors is an integer number (35198640).

Almost surely, 2^2500004304 is an apocalyptic number.

2500004304 is a gapful number since it is divisible by the number (24) 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 2500004304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4223836800).

2500004304 is an abundant number, since it is smaller than the sum of its proper divisors (5947669296).

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

2500004304 is a wasteful number, since it uses less digits than its factorization.

2500004304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1447 (or 1428 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 2500004304 is about 50000.0430399815. The cubic root of 2500004304 is about 1357.2095871539.

Adding to 2500004304 its reverse (4034000052), we get a palindrome (6534004356).

The spelling of 2500004304 in words is "two billion, five hundred million, four thousand, three hundred four".