4520313 has 16 divisors (see below), whose sum is σ = 7653760. Its totient is φ = 2582928.

The previous prime is 4520303. The next prime is 4520371. The reversal of 4520313 is 3130254.

It is not a de Polignac number, because 4520313 - 2⁵ = 4520281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4520303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11770 + ... + 12147.

It is an arithmetic number, because the mean of its divisors is an integer number (478360).

Almost surely, 2^4520313 is an apocalyptic number.

It is an amenable number.

4520313 is a deficient number, since it is larger than the sum of its proper divisors (3133447).

4520313 is a wasteful number, since it uses less digits than its factorization.

4520313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23933 (or 23927 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 4520313 is about 2126.1027726806. The cubic root of 4520313 is about 165.3444045909.

Adding to 4520313 its reverse (3130254), we get a palindrome (7650567).

The spelling of 4520313 in words is "four million, five hundred twenty thousand, three hundred thirteen".