205133082 has 64 divisors (see below), whose sum is σ = 538444800. Its totient is φ = 50474880.

The previous prime is 205133077. The next prime is 205133099. The reversal of 205133082 is 280331502.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2907 + ... + 20462.

It is an arithmetic number, because the mean of its divisors is an integer number (8413200).

Almost surely, 2^205133082 is an apocalyptic number.

205133082 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

205133082 is an abundant number, since it is smaller than the sum of its proper divisors (333311718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

205133082 is a wasteful number, since it uses less digits than its factorization.

205133082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23411.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 205133082 is about 14322.4677342977. The cubic root of 205133082 is about 589.7644199767.

Adding to 205133082 its reverse (280331502), we get a palindrome (485464584).

The spelling of 205133082 in words is "two hundred five million, one hundred thirty-three thousand, eighty-two".