4564661 has 8 divisors (see below), whose sum is σ = 4665600. Its totient is φ = 4464880.

The previous prime is 4564633. The next prime is 4564663. The reversal of 4564661 is 1664654.

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 4564661 - 2⁶ = 4564597 is a prime.

It is a super-2 number, since 2×4564661² = 41672260089842, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4564663) 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, 16835 + ... + 17103.

It is an arithmetic number, because the mean of its divisors is an integer number (583200).

Almost surely, 2^4564661 is an apocalyptic number.

It is an amenable number.

4564661 is a deficient number, since it is larger than the sum of its proper divisors (100939).

4564661 is a wasteful number, since it uses less digits than its factorization.

4564661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579.

The product of its digits is 17280, while the sum is 32.

The square root of 4564661 is about 2136.5067282833. The cubic root of 4564661 is about 165.8833675331.

It can be divided in two parts, 4564 and 661, that added together give a palindrome (5225).

The spelling of 4564661 in words is "four million, five hundred sixty-four thousand, six hundred sixty-one".