2320203904 has 16 divisors (see below), whose sum is σ = 4622281470. Its totient is φ = 1160101888.

The previous prime is 2320203857. The next prime is 2320203917. The reversal of 2320203904 is 4093020232.

It can be written as a sum of positive squares in only one way, i.e., 1278205504 + 1041998400 = 35752^2 + 32280^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×2320203904² = 10766692312273682432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9063169 + ... + 9063424.

Almost surely, 2^2320203904 is an apocalyptic number.

It is an amenable number.

2320203904 is a deficient number, since it is larger than the sum of its proper divisors (2302077566).

2320203904 is an equidigital number, since it uses as much as digits as its factorization.

2320203904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18126607 (or 18126595 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 2320203904 is about 48168.4949318535. The cubic root of 2320203904 is about 1323.8599718650.

The spelling of 2320203904 in words is "two billion, three hundred twenty million, two hundred three thousand, nine hundred four".