205338867 has 8 divisors (see below), whose sum is σ = 274469520. Its totient is φ = 136550400.

The previous prime is 205338851. The next prime is 205338883. The reversal of 205338867 is 768833502.

It is an interprime number because it is at equal distance from previous prime (205338851) and next prime (205338883).

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

It is not a de Polignac number, because 205338867 - 2⁴ = 205338851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (205338827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84142 + ... + 86547.

It is an arithmetic number, because the mean of its divisors is an integer number (34308690).

Almost surely, 2^205338867 is an apocalyptic number.

205338867 is a deficient number, since it is larger than the sum of its proper divisors (69130653).

205338867 is a wasteful number, since it uses less digits than its factorization.

205338867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171093.

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 205338867 is about 14329.6499259403. The cubic root of 205338867 is about 589.9615669689.

The spelling of 205338867 in words is "two hundred five million, three hundred thirty-eight thousand, eight hundred sixty-seven".