5211242 has 8 divisors (see below), whose sum is σ = 8086500. Its totient is φ = 2515744.

The previous prime is 5211233. The next prime is 5211247. The reversal of 5211242 is 2421125.

It can be written as a sum of positive squares in 2 ways, for example, as 5202961 + 8281 = 2281^2 + 91^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 5211242.

It is not an unprimeable number, because it can be changed into a prime (5211247) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 44867 + ... + 44982.

Almost surely, 2^5211242 is an apocalyptic number.

5211242 is a deficient number, since it is larger than the sum of its proper divisors (2875258).

5211242 is a wasteful number, since it uses less digits than its factorization.

5211242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89880.

The product of its digits is 160, while the sum is 17.

The square root of 5211242 is about 2282.8144909300. The cubic root of 5211242 is about 173.3725806919.

Adding to 5211242 its reverse (2421125), we get a palindrome (7632367).

The spelling of 5211242 in words is "five million, two hundred eleven thousand, two hundred forty-two".