206267441 has 2 divisors, whose sum is σ = 206267442. Its totient is φ = 206267440.

The previous prime is 206267437. The next prime is 206267449. The reversal of 206267441 is 144762602.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 158256400 + 48011041 = 12580^2 + 6929^2 .

It is a cyclic number.

It is not a de Polignac number, because 206267441 - 2² = 206267437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 206267398 and 206267407.

It is not a weakly prime, because it can be changed into another prime (206267449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103133720 + 103133721.

It is an arithmetic number, because the mean of its divisors is an integer number (103133721).

Almost surely, 2^206267441 is an apocalyptic number.

It is an amenable number.

206267441 is a deficient number, since it is larger than the sum of its proper divisors (1).

206267441 is an equidigital number, since it uses as much as digits as its factorization.

206267441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 206267441 is about 14362.0138211882. The cubic root of 206267441 is about 590.8495288511.

The spelling of 206267441 in words is "two hundred six million, two hundred sixty-seven thousand, four hundred forty-one".