4530945 has 16 divisors (see below), whose sum is σ = 7277760. Its totient is φ = 2407104.

The previous prime is 4530943. The next prime is 4530997. The reversal of 4530945 is 5490354.

It is not a de Polignac number, because 4530945 - 2¹ = 4530943 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4530943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5287 + ... + 6083.

It is an arithmetic number, because the mean of its divisors is an integer number (454860).

Almost surely, 2^4530945 is an apocalyptic number.

It is an amenable number.

4530945 is a deficient number, since it is larger than the sum of its proper divisors (2746815).

4530945 is a wasteful number, since it uses less digits than its factorization.

4530945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1184.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 4530945 is about 2128.6016536684. The cubic root of 4530945 is about 165.4739358315.

It can be divided in two parts, 45309 and 45, that added together give a palindrome (45354).

The spelling of 4530945 in words is "four million, five hundred thirty thousand, nine hundred forty-five".