520202049 has 8 divisors (see below), whose sum is σ = 706689792. Its totient is φ = 340257840.

The previous prime is 520202047. The next prime is 520202051. The reversal of 520202049 is 940202025.

It is an interprime number because it is at equal distance from previous prime (520202047) and next prime (520202051).

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

It is not a de Polignac number, because 520202049 - 2¹ = 520202047 is a prime.

It is a super-2 number, since 2×520202049² = 541220343567596802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (520202047) 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 7 ways as a sum of consecutive naturals, for example, 1635697 + ... + 1636014.

It is an arithmetic number, because the mean of its divisors is an integer number (88336224).

Almost surely, 2^520202049 is an apocalyptic number.

It is an amenable number.

520202049 is a deficient number, since it is larger than the sum of its proper divisors (186487743).

520202049 is a wasteful number, since it uses less digits than its factorization.

520202049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3271767.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 520202049 is about 22807.9382891133. The cubic root of 520202049 is about 804.2492899771.

Subtracting from 520202049 its sum of digits (24), we obtain a palindrome (520202025).

The spelling of 520202049 in words is "five hundred twenty million, two hundred two thousand, forty-nine".