3711906 has 40 divisors (see below), whose sum is σ = 9077904. Its totient is φ = 1124280.

The previous prime is 3711893. The next prime is 3711907. The reversal of 3711906 is 6091173.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 3711906.

It is not an unprimeable number, because it can be changed into a prime (3711907) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 741 + ... + 2823.

Almost surely, 2^3711906 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3711906, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4538952).

3711906 is an abundant number, since it is smaller than the sum of its proper divisors (5365998).

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

3711906 is a wasteful number, since it uses less digits than its factorization.

3711906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2108 (or 2099 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 27.

The square root of 3711906 is about 1926.6307378426. The cubic root of 3711906 is about 154.8337586371.

The spelling of 3711906 in words is "three million, seven hundred eleven thousand, nine hundred six".