4542544 has 10 divisors (see below), whose sum is σ = 8801210. Its totient is φ = 2271264.

The previous prime is 4542529. The next prime is 4542547. The reversal of 4542544 is 4452454.

It can be written as a sum of positive squares in only one way, i.e., 3196944 + 1345600 = 1788^2 + 1160^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4542547) 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 as a sum of consecutive naturals, namely, 141939 + ... + 141970.

It is an arithmetic number, because the mean of its divisors is an integer number (880121).

Almost surely, 2^4542544 is an apocalyptic number.

It is an amenable number.

4542544 is a deficient number, since it is larger than the sum of its proper divisors (4258666).

4542544 is a wasteful number, since it uses less digits than its factorization.

4542544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283917 (or 283911 counting only the distinct ones).

The product of its digits is 12800, while the sum is 28.

The square root of 4542544 is about 2131.3244708397. The cubic root of 4542544 is about 165.6150172695.

Adding to 4542544 its reverse (4452454), we get a palindrome (8994998).

The spelling of 4542544 in words is "four million, five hundred forty-two thousand, five hundred forty-four".