2403221304 has 32 divisors (see below), whose sum is σ = 6554240640. Its totient is φ = 728248800.

The previous prime is 2403221297. The next prime is 2403221333. The reversal of 2403221304 is 4031223042.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4551292 + ... + 4551819.

It is an arithmetic number, because the mean of its divisors is an integer number (204820020).

Almost surely, 2^2403221304 is an apocalyptic number.

2403221304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2403221304 is an abundant number, since it is smaller than the sum of its proper divisors (4151019336).

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

2403221304 is a wasteful number, since it uses less digits than its factorization.

2403221304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9103131 (or 9103127 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2403221304 is about 49022.6611272787. The cubic root of 2403221304 is about 1339.4646454302.

Adding to 2403221304 its reverse (4031223042), we get a palindrome (6434444346).

The spelling of 2403221304 in words is "two billion, four hundred three million, two hundred twenty-one thousand, three hundred four".