552240313 has 4 divisors (see below), whose sum is σ = 552579300. Its totient is φ = 551901328.

The previous prime is 552240307. The next prime is 552240317. The reversal of 552240313 is 313042255.

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

It can be written as a sum of positive squares in 2 ways, for example, as 246270249 + 305970064 = 15693^2 + 17492^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-552240313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (552240317) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 167038 + ... + 170311.

It is an arithmetic number, because the mean of its divisors is an integer number (138144825).

Almost surely, 2^552240313 is an apocalyptic number.

It is an amenable number.

552240313 is a deficient number, since it is larger than the sum of its proper divisors (338987).

552240313 is a wasteful number, since it uses less digits than its factorization.

552240313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338986.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 552240313 is about 23499.7938927132. The cubic root of 552240313 is about 820.4322096859.

Adding to 552240313 its reverse (313042255), we get a palindrome (865282568).

The spelling of 552240313 in words is "five hundred fifty-two million, two hundred forty thousand, three hundred thirteen".