4557665 has 16 divisors (see below), whose sum is σ = 6314112. Its totient is φ = 3093504.

The previous prime is 4557607. The next prime is 4557673. The reversal of 4557665 is 5667554.

It is a cyclic number.

It is not a de Polignac number, because 4557665 - 2⁸ = 4557409 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3137 + ... + 4353.

It is an arithmetic number, because the mean of its divisors is an integer number (394632).

Almost surely, 2^4557665 is an apocalyptic number.

It is an amenable number.

4557665 is a deficient number, since it is larger than the sum of its proper divisors (1756447).

4557665 is a wasteful number, since it uses less digits than its factorization.

4557665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1336.

The product of its digits is 126000, while the sum is 38.

The square root of 4557665 is about 2134.8688484307. The cubic root of 4557665 is about 165.7985774883.

The spelling of 4557665 in words is "four million, five hundred fifty-seven thousand, six hundred sixty-five".