264668725 has 12 divisors (see below), whose sum is σ = 328542340. Its totient is φ = 211507200.

The previous prime is 264668717. The next prime is 264668737. The reversal of 264668725 is 527866462.

It can be written as a sum of positive squares in 6 ways, for example, as 35509681 + 229159044 = 5959^2 + 15138^2 .

It is not a de Polignac number, because 264668725 - 2³ = 264668717 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20341 + ... + 30709.

Almost surely, 2^264668725 is an apocalyptic number.

264668725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

264668725 is a deficient number, since it is larger than the sum of its proper divisors (63873615).

264668725 is a wasteful number, since it uses less digits than its factorization.

264668725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11400 (or 11395 counting only the distinct ones).

The product of its digits is 967680, while the sum is 46.

The square root of 264668725 is about 16268.6423834320. The cubic root of 264668725 is about 642.0480654547.

The spelling of 264668725 in words is "two hundred sixty-four million, six hundred sixty-eight thousand, seven hundred twenty-five".