206504252 has 24 divisors (see below), whose sum is σ = 371938224. Its totient is φ = 100248192.

The previous prime is 206504239. The next prime is 206504257. The reversal of 206504252 is 252405602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206504257) 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, 85688 + ... + 88064.

It is an arithmetic number, because the mean of its divisors is an integer number (15497426).

Almost surely, 2^206504252 is an apocalyptic number.

It is an amenable number.

206504252 is a deficient number, since it is larger than the sum of its proper divisors (165433972).

206504252 is a wasteful number, since it uses less digits than its factorization.

206504252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3005 (or 3003 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 206504252 is about 14370.2558084399. The cubic root of 206504252 is about 591.0755560499.

Adding to 206504252 its reverse (252405602), we get a palindrome (458909854).

The spelling of 206504252 in words is "two hundred six million, five hundred four thousand, two hundred fifty-two".