5042042 has 4 divisors (see below), whose sum is σ = 7563066. Its totient is φ = 2521020.

The previous prime is 5042039. The next prime is 5042053. The reversal of 5042042 is 2402405.

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., 2758921 + 2283121 = 1661^2 + 1511^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5042042.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260509 + ... + 1260512.

Almost surely, 2^5042042 is an apocalyptic number.

5042042 is a deficient number, since it is larger than the sum of its proper divisors (2521024).

5042042 is a wasteful number, since it uses less digits than its factorization.

5042042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2521023.

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 5042042 is about 2245.4491755549. The cubic root of 5042042 is about 171.4755296623.

Adding to 5042042 its reverse (2402405), we get a palindrome (7444447).

The spelling of 5042042 in words is "five million, forty-two thousand, forty-two".