4041661 has 8 divisors (see below), whose sum is σ = 4581920. Its totient is φ = 3534192.

The previous prime is 4041619. The next prime is 4041683. The reversal of 4041661 is 1661404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4041661 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 (4041601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7935 + ... + 8428.

It is an arithmetic number, because the mean of its divisors is an integer number (572740).

Almost surely, 2^4041661 is an apocalyptic number.

It is an amenable number.

4041661 is a deficient number, since it is larger than the sum of its proper divisors (540259).

4041661 is a wasteful number, since it uses less digits than its factorization.

4041661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16395.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 4041661 is about 2010.3882709566. The cubic root of 4041661 is about 159.2893088495.

The spelling of 4041661 in words is "four million, forty-one thousand, six hundred sixty-one".