506217055 has 8 divisors (see below), whose sum is σ = 611895312. Its totient is φ = 402017088.

The previous prime is 506217053. The next prime is 506217071. The reversal of 506217055 is 550712605.

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 506217055 - 2¹ = 506217053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506217053) 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, 368817 + ... + 370186.

It is an arithmetic number, because the mean of its divisors is an integer number (76486914).

Almost surely, 2^506217055 is an apocalyptic number.

506217055 is a deficient number, since it is larger than the sum of its proper divisors (105678257).

506217055 is a wasteful number, since it uses less digits than its factorization.

506217055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739145.

The product of its (nonzero) digits is 10500, while the sum is 31.

The square root of 506217055 is about 22499.2678769777. The cubic root of 506217055 is about 796.9766379753.

The spelling of 506217055 in words is "five hundred six million, two hundred seventeen thousand, fifty-five".