3831116 has 12 divisors (see below), whose sum is σ = 6718488. Its totient is φ = 1911552.

The previous prime is 3831101. The next prime is 3831119. The reversal of 3831116 is 6111383.

It is a junction number, because it is equal to n+sod(n) for n = 3831091 and 3831100.

It is not an unprimeable number, because it can be changed into a prime (3831119) 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, 2540 + ... + 3756.

It is an arithmetic number, because the mean of its divisors is an integer number (559874).

Almost surely, 2^3831116 is an apocalyptic number.

It is an amenable number.

3831116 is a deficient number, since it is larger than the sum of its proper divisors (2887372).

3831116 is a wasteful number, since it uses less digits than its factorization.

3831116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2008 (or 2006 counting only the distinct ones).

The product of its digits is 432, while the sum is 23.

The square root of 3831116 is about 1957.3236829917. The cubic root of 3831116 is about 156.4738496049.

Adding to 3831116 its reverse (6111383), we get a palindrome (9942499).

The spelling of 3831116 in words is "three million, eight hundred thirty-one thousand, one hundred sixteen".