4520331 has 6 divisors (see below), whose sum is σ = 6529380. Its totient is φ = 3013548.

The previous prime is 4520303. The next prime is 4520371. The reversal of 4520331 is 1330254.

4520331 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4520331 - 2⁶ = 4520267 is a prime.

It is a super-2 number, since 2×4520331² = 40866784699122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4520371) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 251121 + ... + 251138.

It is an arithmetic number, because the mean of its divisors is an integer number (1088230).

Almost surely, 2^4520331 is an apocalyptic number.

4520331 is a deficient number, since it is larger than the sum of its proper divisors (2009049).

4520331 is a wasteful number, since it uses less digits than its factorization.

4520331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502265 (or 502262 counting only the distinct ones).

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

The square root of 4520331 is about 2126.1070057737. The cubic root of 4520331 is about 165.3446240591.

Adding to 4520331 its reverse (1330254), we get a palindrome (5850585).

It can be divided in two parts, 4520 and 331, that added together give a triangular number (4851 = T₉₈).

The spelling of 4520331 in words is "four million, five hundred twenty thousand, three hundred thirty-one".