3691912 has 16 divisors (see below), whose sum is σ = 7911360. Its totient is φ = 1582224.

The previous prime is 3691859. The next prime is 3691913. The reversal of 3691912 is 2191963.

It is not an unprimeable number, because it can be changed into a prime (3691913) 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, 32908 + ... + 33019.

It is an arithmetic number, because the mean of its divisors is an integer number (494460).

Almost surely, 2^3691912 is an apocalyptic number.

It is an amenable number.

3691912 is an abundant number, since it is smaller than the sum of its proper divisors (4219448).

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

3691912 is a wasteful number, since it uses less digits than its factorization.

3691912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65940 (or 65936 counting only the distinct ones).

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

The square root of 3691912 is about 1921.4348804995. The cubic root of 3691912 is about 154.5552565032. Note that the first 3 decimals are identical.

The spelling of 3691912 in words is "three million, six hundred ninety-one thousand, nine hundred twelve".