5210240242 has 8 divisors (see below), whose sum is σ = 7922420316. Its totient is φ = 2569433472.

The previous prime is 5210240239. The next prime is 5210240251. The reversal of 5210240242 is 2420420125.

It can be written as a sum of positive squares in 2 ways, for example, as 4942230601 + 268009641 = 70301^2 + 16371^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17843143 + ... + 17843434.

Almost surely, 2^5210240242 is an apocalyptic number.

5210240242 is a deficient number, since it is larger than the sum of its proper divisors (2712180074).

5210240242 is a wasteful number, since it uses less digits than its factorization.

5210240242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35686652.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 5210240242 is about 72181.9938904433. The cubic root of 5210240242 is about 1733.6147083237.

Adding to 5210240242 its reverse (2420420125), we get a palindrome (7630660367).

The spelling of 5210240242 in words is "five billion, two hundred ten million, two hundred forty thousand, two hundred forty-two".