506566047 has 16 divisors (see below), whose sum is σ = 742855680. Its totient is φ = 305099232.

The previous prime is 506566037. The next prime is 506566097. The reversal of 506566047 is 740665605.

It is not a de Polignac number, because 506566047 - 2⁸ = 506565791 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 506565996 and 506566014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506566037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136347 + ... + 140012.

It is an arithmetic number, because the mean of its divisors is an integer number (46428480).

Almost surely, 2^506566047 is an apocalyptic number.

506566047 is a deficient number, since it is larger than the sum of its proper divisors (236289633).

506566047 is a wasteful number, since it uses less digits than its factorization.

506566047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276422.

The product of its (nonzero) digits is 151200, while the sum is 39.

The square root of 506566047 is about 22507.0221708693. The cubic root of 506566047 is about 797.1597442636.

The spelling of 506566047 in words is "five hundred six million, five hundred sixty-six thousand, forty-seven".