4520542 has 8 divisors (see below), whose sum is σ = 7302456. Its totient is φ = 2086392.

The previous prime is 4520539. The next prime is 4520543. The reversal of 4520542 is 2450254.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4520543) 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 3 ways as a sum of consecutive naturals, for example, 86908 + ... + 86959.

It is an arithmetic number, because the mean of its divisors is an integer number (912807).

Almost surely, 2^4520542 is an apocalyptic number.

4520542 is a deficient number, since it is larger than the sum of its proper divisors (2781914).

4520542 is a wasteful number, since it uses less digits than its factorization.

4520542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173882.

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 4520542 is about 2126.1566264036. The cubic root of 4520542 is about 165.3471966711.

Adding to 4520542 its reverse (2450254), we get a palindrome (6970796).

The spelling of 4520542 in words is "four million, five hundred twenty thousand, five hundred forty-two".