4404661 has 4 divisors (see below), whose sum is σ = 4596192. Its totient is φ = 4213132.

The previous prime is 4404643. The next prime is 4404677. The reversal of 4404661 is 1664044.

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 4404661 - 2⁹ = 4404149 is a prime.

It is a Duffinian number.

4404661 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4404641) 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, 95731 + ... + 95776.

It is an arithmetic number, because the mean of its divisors is an integer number (1149048).

Almost surely, 2^4404661 is an apocalyptic number.

It is an amenable number.

4404661 is a deficient number, since it is larger than the sum of its proper divisors (191531).

4404661 is a wasteful number, since it uses less digits than its factorization.

4404661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191530.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 4404661 is about 2098.7284245466. The cubic root of 4404661 is about 163.9220951622.

The spelling of 4404661 in words is "four million, four hundred four thousand, six hundred sixty-one".