3701943 has 20 divisors (see below), whose sum is σ = 6321040. Its totient is φ = 2115072.

The previous prime is 3701939. The next prime is 3701959. The reversal of 3701943 is 3491073.

It is not a de Polignac number, because 3701943 - 2² = 3701939 is a prime.

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

It is a Duffinian number.

3701943 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3701963) 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, 2698 + ... + 3831.

It is an arithmetic number, because the mean of its divisors is an integer number (316052).

Almost surely, 2^3701943 is an apocalyptic number.

3701943 is a deficient number, since it is larger than the sum of its proper divisors (2619097).

3701943 is an equidigital number, since it uses as much as digits as its factorization.

3701943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6548 (or 6539 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 3701943 is about 1924.0433986789. The cubic root of 3701943 is about 154.6951065130.

The spelling of 3701943 in words is "three million, seven hundred one thousand, nine hundred forty-three".