3664441 has 4 divisors (see below), whose sum is σ = 3997584. Its totient is φ = 3331300.

The previous prime is 3664439. The next prime is 3664447. The reversal of 3664441 is 1444663.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 3664441 - 2¹ = 3664439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3664447) 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, 166555 + ... + 166576.

It is an arithmetic number, because the mean of its divisors is an integer number (999396).

Almost surely, 2^3664441 is an apocalyptic number.

It is an amenable number.

3664441 is a deficient number, since it is larger than the sum of its proper divisors (333143).

3664441 is a wasteful number, since it uses less digits than its factorization.

3664441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333142.

The product of its digits is 6912, while the sum is 28.

The square root of 3664441 is about 1914.2729690407. The cubic root of 3664441 is about 154.1709604193.

The spelling of 3664441 in words is "three million, six hundred sixty-four thousand, four hundred forty-one".