4542842 has 16 divisors (see below), whose sum is σ = 7354152. Its totient is φ = 2096640.

The previous prime is 4542829. The next prime is 4542851. The reversal of 4542842 is 2482454.

It can be written as a sum of positive squares in 4 ways, for example, as 3463321 + 1079521 = 1861^2 + 1039^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 542 + ... + 3062.

Almost surely, 2^4542842 is an apocalyptic number.

4542842 is a deficient number, since it is larger than the sum of its proper divisors (2811310).

4542842 is a wasteful number, since it uses less digits than its factorization.

4542842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2593.

The product of its digits is 10240, while the sum is 29.

The square root of 4542842 is about 2131.3943792738. The cubic root of 4542842 is about 165.6186387494.

The spelling of 4542842 in words is "four million, five hundred forty-two thousand, eight hundred forty-two".