2304509978 has 16 divisors (see below), whose sum is σ = 3611805120. Its totient is φ = 1100706816.

The previous prime is 2304509959. The next prime is 2304509989. The reversal of 2304509978 is 8799054032.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 2801 + ... + 67947.

It is an arithmetic number, because the mean of its divisors is an integer number (225737820).

Almost surely, 2^2304509978 is an apocalyptic number.

2304509978 is a deficient number, since it is larger than the sum of its proper divisors (1307295142).

2304509978 is a wasteful number, since it uses less digits than its factorization.

2304509978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65941.

The product of its (nonzero) digits is 544320, while the sum is 47.

The square root of 2304509978 is about 48005.3119769052. The cubic root of 2304509978 is about 1320.8683408789.

The spelling of 2304509978 in words is "two billion, three hundred four million, five hundred nine thousand, nine hundred seventy-eight".