2403304020 has 144 divisors (see below), whose sum is σ = 8141777280. Its totient is φ = 591566976.

The previous prime is 2403303997. The next prime is 2403304051. The reversal of 2403304020 is 204033042.

2403304020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 2403303984 and 2403304002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44161 + ... + 82199.

It is an arithmetic number, because the mean of its divisors is an integer number (56540120).

Almost surely, 2^2403304020 is an apocalyptic number.

2403304020 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 2403304020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4070888640).

2403304020 is an abundant number, since it is smaller than the sum of its proper divisors (5738473260).

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

2403304020 is a wasteful number, since it uses less digits than its factorization.

2403304020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38076 (or 38062 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 2403304020 is about 49023.5047706710. The cubic root of 2403304020 is about 1339.4800128437.

Adding to 2403304020 its reverse (204033042), we get a palindrome (2607337062).

The spelling of 2403304020 in words is "two billion, four hundred three million, three hundred four thousand, twenty".