264265825 has 6 divisors (see below), whose sum is σ = 327689654. Its totient is φ = 211412640.

The previous prime is 264265811. The next prime is 264265849. The reversal of 264265825 is 528562462.

It can be written as a sum of positive squares in 3 ways, for example, as 4443664 + 259822161 = 2108^2 + 16119^2 .

It is not a de Polignac number, because 264265825 - 2¹⁹ = 263741537 is a prime.

It is a Duffinian number.

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 in 5 ways as a sum of consecutive naturals, for example, 5285292 + ... + 5285341.

Almost surely, 2^264265825 is an apocalyptic number.

264265825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

264265825 is a deficient number, since it is larger than the sum of its proper divisors (63423829).

264265825 is a wasteful number, since it uses less digits than its factorization.

264265825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10570643 (or 10570638 counting only the distinct ones).

The product of its digits is 230400, while the sum is 40.

The square root of 264265825 is about 16256.2549500185. The cubic root of 264265825 is about 641.7221076139.

The spelling of 264265825 in words is "two hundred sixty-four million, two hundred sixty-five thousand, eight hundred twenty-five".