3941680 has 40 divisors (see below), whose sum is σ = 9486000. Its totient is φ = 1521408.

The previous prime is 3941669. The next prime is 3941687. The reversal of 3941680 is 861493.

It is a tau number, because it is divible by the number of its divisors (40).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3941687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1471 + ... + 3169.

It is an arithmetic number, because the mean of its divisors is an integer number (237150).

Almost surely, 2^3941680 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3941680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4743000).

3941680 is an abundant number, since it is smaller than the sum of its proper divisors (5544320).

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

3941680 is a wasteful number, since it uses less digits than its factorization.

3941680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1741 (or 1735 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 3941680 is about 1985.3664649127. The cubic root of 3941680 is about 157.9648482394.

The spelling of 3941680 in words is "three million, nine hundred forty-one thousand, six hundred eighty".