3691712 has 28 divisors (see below), whose sum is σ = 7528560. Its totient is φ = 1794816.

The previous prime is 3691693. The next prime is 3691717. The reversal of 3691712 is 2171963.

It is not an unprimeable number, because it can be changed into a prime (3691717) 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, 1589 + ... + 3147.

Almost surely, 2^3691712 is an apocalyptic number.

3691712 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3691712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3764280).

3691712 is an abundant number, since it is smaller than the sum of its proper divisors (3836848).

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

3691712 is a wasteful number, since it uses less digits than its factorization.

3691712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1608 (or 1598 counting only the distinct ones).

The product of its digits is 2268, while the sum is 29.

The square root of 3691712 is about 1921.3828353558. The cubic root of 3691712 is about 154.5524655727.

The spelling of 3691712 in words is "three million, six hundred ninety-one thousand, seven hundred twelve".