2331688 has 16 divisors (see below), whose sum is σ = 4394880. Its totient is φ = 1159728.

The previous prime is 2331677. The next prime is 2331689. The reversal of 2331688 is 8861332.

2331688 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2331689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1131 + ... + 2437.

It is an arithmetic number, because the mean of its divisors is an integer number (274680).

2^2331688 is an apocalyptic number.

It is an amenable number.

2331688 is a deficient number, since it is larger than the sum of its proper divisors (2063192).

2331688 is a wasteful number, since it uses less digits than its factorization.

2331688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536 (or 1532 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

The square root of 2331688 is about 1526.9865749246. The cubic root of 2331688 is about 132.6040573352.

The spelling of 2331688 in words is "two million, three hundred thirty-one thousand, six hundred eighty-eight".