3686041 has 4 divisors (see below), whose sum is σ = 3690000. Its totient is φ = 3682084.

The previous prime is 3686029. The next prime is 3686063. The reversal of 3686041 is 1406863.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1406863 = 109 ⋅12907.

It is a cyclic number.

It is not a de Polignac number, because 3686041 - 2⁵ = 3686009 is a prime.

It is a Duffinian number.

3686041 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3686071) 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, 270 + ... + 2728.

It is an arithmetic number, because the mean of its divisors is an integer number (922500).

Almost surely, 2^3686041 is an apocalyptic number.

It is an amenable number.

3686041 is a deficient number, since it is larger than the sum of its proper divisors (3959).

3686041 is a wasteful number, since it uses less digits than its factorization.

3686041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3958.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 3686041 is about 1919.9065081404. The cubic root of 3686041 is about 154.4732867519.

The spelling of 3686041 in words is "three million, six hundred eighty-six thousand, forty-one".