505338567 has 4 divisors (see below), whose sum is σ = 673784760. Its totient is φ = 336892376.

The previous prime is 505338557. The next prime is 505338593. The reversal of 505338567 is 765833505.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 505338567 - 2⁶ = 505338503 is a prime.

It is a super-2 number, since 2×505338567² = 510734134595226978, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505338557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84223092 + ... + 84223097.

It is an arithmetic number, because the mean of its divisors is an integer number (168446190).

Almost surely, 2^505338567 is an apocalyptic number.

505338567 is a deficient number, since it is larger than the sum of its proper divisors (168446193).

505338567 is a wasteful number, since it uses less digits than its factorization.

505338567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168446192.

The product of its (nonzero) digits is 378000, while the sum is 42.

The square root of 505338567 is about 22479.7368089575. The cubic root of 505338567 is about 796.5153471775.

The spelling of 505338567 in words is "five hundred five million, three hundred thirty-eight thousand, five hundred sixty-seven".