2400320304 has 100 divisors (see below), whose sum is σ = 7355951064. Its totient is φ = 753034752.

The previous prime is 2400320303. The next prime is 2400320309. The reversal of 2400320304 is 4030230042.

2400320304 is a `hidden beast` number, since 2 + 40 + 0 + 320 + 304 = 666.

2400320304 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 not an unprimeable number, because it can be changed into a prime (2400320303) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 32442 + ... + 76505.

Almost surely, 2^2400320304 is an apocalyptic number.

2400320304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2400320304 is an abundant number, since it is smaller than the sum of its proper divisors (4955630760).

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

2400320304 is a wasteful number, since it uses less digits than its factorization.

2400320304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108984 (or 108969 counting only the distinct ones).

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

The square root of 2400320304 is about 48993.0638356084. The cubic root of 2400320304 is about 1338.9254591958.

Adding to 2400320304 its reverse (4030230042), we get a palindrome (6430550346).

The spelling of 2400320304 in words is "two billion, four hundred million, three hundred twenty thousand, three hundred four".