520396 has 6 divisors (see below), whose sum is σ = 910700. Its totient is φ = 260196.

The previous prime is 520393. The next prime is 520409. The reversal of 520396 is 693025.

520396 is a modest number, since divided by 396 gives 52 as remainder.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 520396.

It is not an unprimeable number, because it can be changed into a prime (520393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65046 + ... + 65053.

2⁵²⁰³⁹⁶ is an apocalyptic number.

It is an amenable number.

520396 is a deficient number, since it is larger than the sum of its proper divisors (390304).

520396 is a wasteful number, since it uses less digits than its factorization.

520396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130103 (or 130101 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 520396 is about 721.3847794347. The cubic root of 520396 is about 80.4349229076.

The spelling of 520396 in words is "five hundred twenty thousand, three hundred ninety-six".