2303999999 has 16 divisors (see below), whose sum is σ = 2749344768. Its totient is φ = 1887813312.

The previous prime is 2303999993. The next prime is 2304000001. The reversal of 2303999999 is 9999993032.

It is a Cunningham number, because it is equal to 48000²-1.

It is a de Polignac number, because none of the positive numbers 2^k-2303999999 is a prime.

It is a Duffinian number.

2303999999 is a modest number, since divided by 99999 gives 23039 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2303999993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 332579 + ... + 339435.

It is an arithmetic number, because the mean of its divisors is an integer number (171834048).

Almost surely, 2^2303999999 is an apocalyptic number.

2303999999 is a deficient number, since it is larger than the sum of its proper divisors (445344769).

2303999999 is a wasteful number, since it uses less digits than its factorization.

2303999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8974.

The product of its (nonzero) digits is 9565938, while the sum is 62.

The square root of 2303999999 is about 47999.9999895833. Note that the first 4 decimals coincide. The cubic root of 2303999999 is about 1320.7708993668.

The spelling of 2303999999 in words is "two billion, three hundred three million, nine hundred ninety-nine thousand, nine hundred ninety-nine".