5239042 has 4 divisors (see below), whose sum is σ = 7858566. Its totient is φ = 2619520.

The previous prime is 5239033. The next prime is 5239051. The reversal of 5239042 is 2409325.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (5239033) and next prime (5239051).

It can be written as a sum of positive squares in only one way, i.e., 4372281 + 866761 = 2091^2 + 931^2 .

It is a super-2 number, since 2×5239042² = 54895122155528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5238998 and 5239016.

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 as a sum of consecutive naturals, namely, 1309759 + ... + 1309762.

Almost surely, 2^5239042 is an apocalyptic number.

5239042 is a deficient number, since it is larger than the sum of its proper divisors (2619524).

5239042 is a wasteful number, since it uses less digits than its factorization.

5239042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2619523.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 5239042 is about 2288.8953667654. The cubic root of 5239042 is about 173.6803264287.

The spelling of 5239042 in words is "five million, two hundred thirty-nine thousand, forty-two".