4555565 has 16 divisors (see below), whose sum is σ = 6336768. Its totient is φ = 3079296.

The previous prime is 4555561. The next prime is 4555583. The reversal of 4555565 is 5655554.

It is a cyclic number.

It is not a de Polignac number, because 4555565 - 2² = 4555561 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a d-powerful number, because it can be written as 4¹¹ + 5² + 5² + 5² + 5⁵ + 6⁷ + 5⁷ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4555561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1664 + ... + 3446.

It is an arithmetic number, because the mean of its divisors is an integer number (396048).

Almost surely, 2^4555565 is an apocalyptic number.

It is an amenable number.

4555565 is a deficient number, since it is larger than the sum of its proper divisors (1781203).

4555565 is a wasteful number, since it uses less digits than its factorization.

4555565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1868.

The product of its digits is 75000, while the sum is 35.

The square root of 4555565 is about 2134.3769582714. The cubic root of 4555565 is about 165.7731090008.

The spelling of 4555565 in words is "four million, five hundred fifty-five thousand, five hundred sixty-five".