2311996 has 24 divisors (see below), whose sum is σ = 4410000. Its totient is φ = 1056384.

The previous prime is 2311993. The next prime is 2312021. The reversal of 2311996 is 6991132.

2311996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311993) by changing a digit.

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, 1680 + ... + 2728.

It is an arithmetic number, because the mean of its divisors is an integer number (183750).

2^2311996 is an apocalyptic number.

It is an amenable number.

2311996 is a deficient number, since it is larger than the sum of its proper divisors (2098004).

2311996 is a wasteful number, since it uses less digits than its factorization.

2311996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101 (or 1099 counting only the distinct ones).

The product of its digits is 2916, while the sum is 31.

The square root of 2311996 is about 1520.5249093652. The cubic root of 2311996 is about 132.2297041120.

The spelling of 2311996 in words is "two million, three hundred eleven thousand, nine hundred ninety-six".