505682601 has 4 divisors (see below), whose sum is σ = 674243472. Its totient is φ = 337121732.

The previous prime is 505682591. The next prime is 505682627. The reversal of 505682601 is 106286505.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 505682601 - 2¹³ = 505674409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (505682101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84280431 + ... + 84280436.

It is an arithmetic number, because the mean of its divisors is an integer number (168560868).

Almost surely, 2^505682601 is an apocalyptic number.

It is an amenable number.

505682601 is a deficient number, since it is larger than the sum of its proper divisors (168560871).

505682601 is a wasteful number, since it uses less digits than its factorization.

505682601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168560870.

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 505682601 is about 22487.3875983850. The cubic root of 505682601 is about 796.6960617955.

The spelling of 505682601 in words is "five hundred five million, six hundred eighty-two thousand, six hundred one".