520427795 has 16 divisors (see below), whose sum is σ = 632203488. Its totient is φ = 411233280.

The previous prime is 520427779. The next prime is 520427813. The reversal of 520427795 is 597724025.

It is not a de Polignac number, because 520427795 - 2⁴ = 520427779 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 397532 + ... + 398838.

It is an arithmetic number, because the mean of its divisors is an integer number (39512718).

Almost surely, 2^520427795 is an apocalyptic number.

520427795 is a deficient number, since it is larger than the sum of its proper divisors (111775693).

520427795 is a wasteful number, since it uses less digits than its factorization.

520427795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2230.

The product of its (nonzero) digits is 176400, while the sum is 41.

The square root of 520427795 is about 22812.8865994639. The cubic root of 520427795 is about 804.3656100393.

The spelling of 520427795 in words is "five hundred twenty million, four hundred twenty-seven thousand, seven hundred ninety-five".