264540206 has 16 divisors (see below), whose sum is σ = 454742016. Its totient is φ = 113063256.

The previous prime is 264540203. The next prime is 264540223. The reversal of 264540206 is 602045462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264540203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20606 + ... + 30881.

It is an arithmetic number, because the mean of its divisors is an integer number (28421376).

Almost surely, 2^264540206 is an apocalyptic number.

264540206 is a deficient number, since it is larger than the sum of its proper divisors (190201810).

264540206 is a wasteful number, since it uses less digits than its factorization.

264540206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51863.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 264540206 is about 16264.6920044617. The cubic root of 264540206 is about 641.9441257908.

Adding to 264540206 its reverse (602045462), we get a palindrome (866585668).

The spelling of 264540206 in words is "two hundred sixty-four million, five hundred forty thousand, two hundred six".