338205805 has 8 divisors (see below), whose sum is σ = 463825152. Its totient is φ = 231912528.

The previous prime is 338205799. The next prime is 338205809. The reversal of 338205805 is 508502833.

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 338205805 - 2³ = 338205797 is a prime.

It is a super-2 number, since 2×338205805² = 228766333071396050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338205809) 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 7 ways as a sum of consecutive naturals, for example, 4831477 + ... + 4831546.

It is an arithmetic number, because the mean of its divisors is an integer number (57978144).

Almost surely, 2^338205805 is an apocalyptic number.

338205805 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

338205805 is a deficient number, since it is larger than the sum of its proper divisors (125619347).

338205805 is an equidigital number, since it uses as much as digits as its factorization.

338205805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9663035.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 338205805 is about 18390.3726172147. The cubic root of 338205805 is about 696.7233288264.

The spelling of 338205805 in words is "three hundred thirty-eight million, two hundred five thousand, eight hundred five".