4567661 has 8 divisors (see below), whose sum is σ = 5242560. Its totient is φ = 3898368.

The previous prime is 4567649. The next prime is 4567669. The reversal of 4567661 is 1667654.

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

It is a cyclic number.

It is not a de Polignac number, because 4567661 - 2⁶ = 4567597 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 (4567669) 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, 530 + ... + 3068.

It is an arithmetic number, because the mean of its divisors is an integer number (655320).

Almost surely, 2^4567661 is an apocalyptic number.

It is an amenable number.

4567661 is a deficient number, since it is larger than the sum of its proper divisors (674899).

4567661 is a wasteful number, since it uses less digits than its factorization.

4567661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2803.

The product of its digits is 30240, while the sum is 35.

The square root of 4567661 is about 2137.2086936001. The cubic root of 4567661 is about 165.9197003605.

The spelling of 4567661 in words is "four million, five hundred sixty-seven thousand, six hundred sixty-one".