520126252 has 24 divisors (see below), whose sum is σ = 961652160. Its totient is φ = 245750400.

The previous prime is 520126249. The next prime is 520126267. The reversal of 520126252 is 252621025.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42249 + ... + 53152.

It is an arithmetic number, because the mean of its divisors is an integer number (40068840).

Almost surely, 2^520126252 is an apocalyptic number.

It is an amenable number.

520126252 is a deficient number, since it is larger than the sum of its proper divisors (441525908).

520126252 is a wasteful number, since it uses less digits than its factorization.

520126252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95481 (or 95479 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 520126252 is about 22806.2765922015. The cubic root of 520126252 is about 804.2102265372.

Adding to 520126252 its reverse (252621025), we get a palindrome (772747277).

The spelling of 520126252 in words is "five hundred twenty million, one hundred twenty-six thousand, two hundred fifty-two".