2031316 has 12 divisors (see below), whose sum is σ = 4062688. Its totient is φ = 870552.

The previous prime is 2031301. The next prime is 2031319. The reversal of 2031316 is 6131302.

2031316 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 2031316.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031319) 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, 36246 + ... + 36301.

2^2031316 is an apocalyptic number.

It is an amenable number.

2031316 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2031316 is a wasteful number, since it uses less digits than its factorization.

2031316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72558 (or 72556 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 2031316 is about 1425.2424355176. The cubic root of 2031316 is about 126.6462971246.

Adding to 2031316 its reverse (6131302), we get a palindrome (8162618).

The spelling of 2031316 in words is "two million, thirty-one thousand, three hundred sixteen".