504220013 has 8 divisors (see below), whose sum is σ = 569026080. Its totient is φ = 442575280.

The previous prime is 504219971. The next prime is 504220037. The reversal of 504220013 is 310022405.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 504220013 - 2¹⁸ = 503957869 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 504219973 and 504220000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504220063) 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, 789995 + ... + 790632.

It is an arithmetic number, because the mean of its divisors is an integer number (71128260).

Almost surely, 2^504220013 is an apocalyptic number.

It is an amenable number.

504220013 is a deficient number, since it is larger than the sum of its proper divisors (64806067).

504220013 is a wasteful number, since it uses less digits than its factorization.

504220013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1580667.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 504220013 is about 22454.8438649660. The cubic root of 504220013 is about 795.9272242456.

Adding to 504220013 its reverse (310022405), we get a palindrome (814242418).

The spelling of 504220013 in words is "five hundred four million, two hundred twenty thousand, thirteen".