206623052 has 6 divisors (see below), whose sum is σ = 361590348. Its totient is φ = 103311524.

The previous prime is 206623051. The next prime is 206623169. The reversal of 206623052 is 250326602.

It is not an unprimeable number, because it can be changed into a prime (206623051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25827878 + ... + 25827885.

It is an arithmetic number, because the mean of its divisors is an integer number (60265058).

Almost surely, 2^206623052 is an apocalyptic number.

It is an amenable number.

206623052 is a deficient number, since it is larger than the sum of its proper divisors (154967296).

206623052 is a wasteful number, since it uses less digits than its factorization.

206623052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51655767 (or 51655765 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 206623052 is about 14374.3887522218. The cubic root of 206623052 is about 591.1888811011.

Adding to 206623052 its reverse (250326602), we get a palindrome (456949654).

The spelling of 206623052 in words is "two hundred six million, six hundred twenty-three thousand, fifty-two".