4580505 has 12 divisors (see below), whose sum is σ = 7939620. Its totient is φ = 2442912.

The previous prime is 4580503. The next prime is 4580533. The reversal of 4580505 is 5050854.

It can be written as a sum of positive squares in 2 ways, for example, as 1798281 + 2782224 = 1341^2 + 1668^2 .

It is not a de Polignac number, because 4580505 - 2¹ = 4580503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4580503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50850 + ... + 50939.

It is an arithmetic number, because the mean of its divisors is an integer number (661635).

Almost surely, 2^4580505 is an apocalyptic number.

4580505 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4580505 is a deficient number, since it is larger than the sum of its proper divisors (3359115).

4580505 is a wasteful number, since it uses less digits than its factorization.

4580505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101800 (or 101797 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 4580505 is about 2140.2114381528. The cubic root of 4580505 is about 166.0750737023.

The spelling of 4580505 in words is "four million, five hundred eighty thousand, five hundred five".