520424029 has 16 divisors (see below), whose sum is σ = 543836160. Its totient is φ = 497629440.

The previous prime is 520424011. The next prime is 520424033. The reversal of 520424029 is 920424025.

It is a cyclic number.

It is not a de Polignac number, because 520424029 - 2¹³ = 520415837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 520423988 and 520424006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520421029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 462862 + ... + 463984.

It is an arithmetic number, because the mean of its divisors is an integer number (33989760).

Almost surely, 2^520424029 is an apocalyptic number.

It is an amenable number.

520424029 is a deficient number, since it is larger than the sum of its proper divisors (23412131).

520424029 is a wasteful number, since it uses less digits than its factorization.

520424029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1380.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 520424029 is about 22812.8040582476. The cubic root of 520424029 is about 804.3636698097.

The spelling of 520424029 in words is "five hundred twenty million, four hundred twenty-four thousand, twenty-nine".