506766479 has 2 divisors, whose sum is σ = 506766480. Its totient is φ = 506766478.

The previous prime is 506766457. The next prime is 506766523. The reversal of 506766479 is 974667605.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-506766479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (506766439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253383239 + 253383240.

It is an arithmetic number, because the mean of its divisors is an integer number (253383240).

Almost surely, 2^506766479 is an apocalyptic number.

506766479 is a deficient number, since it is larger than the sum of its proper divisors (1).

506766479 is an equidigital number, since it uses as much as digits as its factorization.

506766479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1905120, while the sum is 50.

The square root of 506766479 is about 22511.4743852996. The cubic root of 506766479 is about 797.2648672807.

The spelling of 506766479 in words is "five hundred six million, seven hundred sixty-six thousand, four hundred seventy-nine".