520988426 has 16 divisors (see below), whose sum is σ = 945660096. Its totient is φ = 210146496.

The previous prime is 520988411. The next prime is 520988437. The reversal of 520988426 is 624889025.

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, 1094276 + ... + 1094751.

It is an arithmetic number, because the mean of its divisors is an integer number (59103756).

Almost surely, 2^520988426 is an apocalyptic number.

520988426 is a deficient number, since it is larger than the sum of its proper divisors (424671670).

520988426 is a wasteful number, since it uses less digits than its factorization.

520988426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2189053.

The product of its (nonzero) digits is 276480, while the sum is 44.

The square root of 520988426 is about 22825.1708865454. The cubic root of 520988426 is about 804.6543407514.

The spelling of 520988426 in words is "five hundred twenty million, nine hundred eighty-eight thousand, four hundred twenty-six".