205482842 has 8 divisors (see below), whose sum is σ = 326355156. Its totient is φ = 96697792.

The previous prime is 205482841. The next prime is 205482863. The reversal of 205482842 is 248284502.

It can be written as a sum of positive squares in 2 ways, for example, as 154231561 + 51251281 = 12419^2 + 7159^2 .

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

It is not an unprimeable number, because it can be changed into a prime (205482841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3021773 + ... + 3021840.

Almost surely, 2^205482842 is an apocalyptic number.

205482842 is a deficient number, since it is larger than the sum of its proper divisors (120872314).

205482842 is a wasteful number, since it uses less digits than its factorization.

205482842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6043632.

The product of its (nonzero) digits is 40960, while the sum is 35.

The square root of 205482842 is about 14334.6727203658. The cubic root of 205482842 is about 590.0994201893.

The spelling of 205482842 in words is "two hundred five million, four hundred eighty-two thousand, eight hundred forty-two".