605374405 has 4 divisors (see below), whose sum is σ = 726449292. Its totient is φ = 484299520.

The previous prime is 605374373. The next prime is 605374423. The reversal of 605374405 is 504473506.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 62204769 + 543169636 = 7887^2 + 23306^2 .

It is not a de Polignac number, because 605374405 - 2⁵ = 605374373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 60537436 + ... + 60537445.

It is an arithmetic number, because the mean of its divisors is an integer number (181612323).

Almost surely, 2^605374405 is an apocalyptic number.

It is an amenable number.

605374405 is a deficient number, since it is larger than the sum of its proper divisors (121074887).

605374405 is a wasteful number, since it uses less digits than its factorization.

605374405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121074886.

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 605374405 is about 24604.3574392830. The cubic root of 605374405 is about 845.9434882434.

The spelling of 605374405 in words is "six hundred five million, three hundred seventy-four thousand, four hundred five".