5423042 has 4 divisors (see below), whose sum is σ = 8134566. Its totient is φ = 2711520.

The previous prime is 5423039. The next prime is 5423057. The reversal of 5423042 is 2403245.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5285401 + 137641 = 2299^2 + 371^2 .

It is an Ulam number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1355759 + ... + 1355762.

Almost surely, 2^5423042 is an apocalyptic number.

5423042 is a deficient number, since it is larger than the sum of its proper divisors (2711524).

5423042 is a wasteful number, since it uses less digits than its factorization.

5423042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2711523.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 5423042 is about 2328.7425791616. The cubic root of 5423042 is about 175.6902480424.

Adding to 5423042 its reverse (2403245), we get a palindrome (7826287).

The spelling of 5423042 in words is "five million, four hundred twenty-three thousand, forty-two".