520522426 has 16 divisors (see below), whose sum is σ = 819636480. Its totient is φ = 247595040.

The previous prime is 520522393. The next prime is 520522427. The reversal of 520522426 is 624225025.

It is a junction number, because it is equal to n+sod(n) for n = 520522394 and 520522403.

It is not an unprimeable number, because it can be changed into a prime (520522427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67491 + ... + 74806.

It is an arithmetic number, because the mean of its divisors is an integer number (51227280).

Almost surely, 2^520522426 is an apocalyptic number.

520522426 is a deficient number, since it is larger than the sum of its proper divisors (299114054).

520522426 is a wasteful number, since it uses less digits than its factorization.

520522426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142389.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 520522426 is about 22814.9605741496. The cubic root of 520522426 is about 804.4143605157.

The spelling of 520522426 in words is "five hundred twenty million, five hundred twenty-two thousand, four hundred twenty-six".