505670395 has 8 divisors (see below), whose sum is σ = 607967856. Its totient is φ = 403760736.

The previous prime is 505670393. The next prime is 505670401. The reversal of 505670395 is 593076505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 505670395 - 2¹ = 505670393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505670393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94072 + ... + 99301.

It is an arithmetic number, because the mean of its divisors is an integer number (75995982).

Almost surely, 2^505670395 is an apocalyptic number.

505670395 is a deficient number, since it is larger than the sum of its proper divisors (102297461).

505670395 is a wasteful number, since it uses less digits than its factorization.

505670395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193901.

The product of its (nonzero) digits is 141750, while the sum is 40.

The square root of 505670395 is about 22487.1162001712. The cubic root of 505670395 is about 796.6896516150.

The spelling of 505670395 in words is "five hundred five million, six hundred seventy thousand, three hundred ninety-five".