3666341 has 4 divisors (see below), whose sum is σ = 4190112. Its totient is φ = 3142572.

The previous prime is 3666331. The next prime is 3666347. The reversal of 3666341 is 1436663.

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 an emirpimes, since its reverse is a distinct semiprime: 1436663 = 751 ⋅1913.

It is a cyclic number.

It is not a de Polignac number, because 3666341 - 2¹⁰ = 3665317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3666347) 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, 261875 + ... + 261888.

It is an arithmetic number, because the mean of its divisors is an integer number (1047528).

Almost surely, 2^3666341 is an apocalyptic number.

It is an amenable number.

3666341 is a deficient number, since it is larger than the sum of its proper divisors (523771).

3666341 is an equidigital number, since it uses as much as digits as its factorization.

3666341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523770.

The product of its digits is 7776, while the sum is 29.

The square root of 3666341 is about 1914.7691766895. The cubic root of 3666341 is about 154.1976015189.

The spelling of 3666341 in words is "three million, six hundred sixty-six thousand, three hundred forty-one".