206441264 has 10 divisors (see below), whose sum is σ = 399979980. Its totient is φ = 103220624.

The previous prime is 206441231. The next prime is 206441297. The reversal of 206441264 is 462144602.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (206441231) and next prime (206441297).

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 as a sum of consecutive naturals, namely, 6451274 + ... + 6451305.

It is an arithmetic number, because the mean of its divisors is an integer number (39997998).

Almost surely, 2^206441264 is an apocalyptic number.

It is an amenable number.

206441264 is a deficient number, since it is larger than the sum of its proper divisors (193538716).

206441264 is a wasteful number, since it uses less digits than its factorization.

206441264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12902587 (or 12902581 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 206441264 is about 14368.0640310377. The cubic root of 206441264 is about 591.0154532469.

Adding to 206441264 its reverse (462144602), we get a palindrome (668585866).

The spelling of 206441264 in words is "two hundred six million, four hundred forty-one thousand, two hundred sixty-four".