206272733 has 2 divisors, whose sum is σ = 206272734. Its totient is φ = 206272732.

The previous prime is 206272711. The next prime is 206272771. The reversal of 206272733 is 337272602.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198190084 + 8082649 = 14078^2 + 2843^2 .

It is a cyclic number.

It is not a de Polignac number, because 206272733 - 2²⁰ = 205224157 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 206272733.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (206272433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103136366 + 103136367.

It is an arithmetic number, because the mean of its divisors is an integer number (103136367).

Almost surely, 2^206272733 is an apocalyptic number.

It is an amenable number.

206272733 is a deficient number, since it is larger than the sum of its proper divisors (1).

206272733 is an equidigital number, since it uses as much as digits as its factorization.

206272733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 32.

The square root of 206272733 is about 14362.1980560080. The cubic root of 206272733 is about 590.8545817555.

The spelling of 206272733 in words is "two hundred six million, two hundred seventy-two thousand, seven hundred thirty-three".