205022052 has 36 divisors (see below), whose sum is σ = 521444560. Its totient is φ = 67919472.

The previous prime is 205022039. The next prime is 205022053. The reversal of 205022052 is 250220502.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (205022053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11602 + ... + 23337.

Almost surely, 2^205022052 is an apocalyptic number.

It is an amenable number.

205022052 is an abundant number, since it is smaller than the sum of its proper divisors (316422508).

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

205022052 is a wasteful number, since it uses less digits than its factorization.

205022052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35112 (or 35107 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 205022052 is about 14318.5911318118. The cubic root of 205022052 is about 589.6579957949.

Adding to 205022052 its reverse (250220502), we get a palindrome (455242554).

The spelling of 205022052 in words is "two hundred five million, twenty-two thousand, fifty-two".