505762667 has 2 divisors, whose sum is σ = 505762668. Its totient is φ = 505762666.

The previous prime is 505762637. The next prime is 505762669. The reversal of 505762667 is 766267505.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 505762667 - 2¹⁰ = 505761643 is a prime.

Together with 505762669, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (505762669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252881333 + 252881334.

It is an arithmetic number, because the mean of its divisors is an integer number (252881334).

Almost surely, 2^505762667 is an apocalyptic number.

505762667 is a deficient number, since it is larger than the sum of its proper divisors (1).

505762667 is an equidigital number, since it uses as much as digits as its factorization.

505762667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 529200, while the sum is 44.

The square root of 505762667 is about 22489.1677702844. The cubic root of 505762667 is about 796.7381072080.

The spelling of 505762667 in words is "five hundred five million, seven hundred sixty-two thousand, six hundred sixty-seven".