505277047 has 16 divisors (see below), whose sum is σ = 565234560. Its totient is φ = 447703200.

The previous prime is 505277039. The next prime is 505277053. The reversal of 505277047 is 740772505.

It is a cyclic number.

It is not a de Polignac number, because 505277047 - 2³ = 505277039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 505276997 and 505277015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505277027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310897 + ... + 312517.

It is an arithmetic number, because the mean of its divisors is an integer number (35327160).

Almost surely, 2^505277047 is an apocalyptic number.

505277047 is a deficient number, since it is larger than the sum of its proper divisors (59957513).

505277047 is a wasteful number, since it uses less digits than its factorization.

505277047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2334.

The product of its (nonzero) digits is 68600, while the sum is 37.

The square root of 505277047 is about 22478.3684238870. The cubic root of 505277047 is about 796.4830232294.

The spelling of 505277047 in words is "five hundred five million, two hundred seventy-seven thousand, forty-seven".