206610050 has 24 divisors (see below), whose sum is σ = 390600372. Its totient is φ = 81288000.

The previous prime is 206610049. The next prime is 206610067. The reversal of 206610050 is 50016602.

It can be written as a sum of positive squares in 6 ways, for example, as 31550689 + 175059361 = 5617^2 + 13231^2 .

It is a super-2 number, since 2×206610050² = 85375425522005000, which contains 22 as substring.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 30821 + ... + 36920.

Almost surely, 2^206610050 is an apocalyptic number.

206610050 is a deficient number, since it is larger than the sum of its proper divisors (183990322).

206610050 is a wasteful number, since it uses less digits than its factorization.

206610050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67814 (or 67809 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 206610050 is about 14373.9364823976. The cubic root of 206610050 is about 591.1764804210.

Adding to 206610050 its reverse (50016602), we get a palindrome (256626652).

The spelling of 206610050 in words is "two hundred six million, six hundred ten thousand, fifty".