264243332 has 12 divisors (see below), whose sum is σ = 462542556. Its totient is φ = 132088320.

The previous prime is 264243323. The next prime is 264243337. The reversal of 264243332 is 233342462.

It can be written as a sum of positive squares in 2 ways, for example, as 225480256 + 38763076 = 15016^2 + 6226^2 .

It is a junction number, because it is equal to n+sod(n) for n = 264243295 and 264243304.

It is not an unprimeable number, because it can be changed into a prime (264243337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20828 + ... + 31020.

It is an arithmetic number, because the mean of its divisors is an integer number (38545213).

Almost surely, 2^264243332 is an apocalyptic number.

It is an amenable number.

264243332 is a deficient number, since it is larger than the sum of its proper divisors (198299224).

264243332 is a wasteful number, since it uses less digits than its factorization.

264243332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16678 (or 16676 counting only the distinct ones).

The product of its digits is 20736, while the sum is 29.

The square root of 264243332 is about 16255.5631092866. The cubic root of 264243332 is about 641.7039003600.

Adding to 264243332 its reverse (233342462), we get a palindrome (497585794).

The spelling of 264243332 in words is "two hundred sixty-four million, two hundred forty-three thousand, three hundred thirty-two".