265626225 has 36 divisors (see below), whose sum is σ = 492183900. Its totient is φ = 136778880.

The previous prime is 265626191. The next prime is 265626233. The reversal of 265626225 is 522626562.

265626225 is a `hidden beast` number, since 2 + 6 + 5 + 626 + 2 + 25 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 13483584 + 252142641 = 3672^2 + 15879^2 .

It is not a de Polignac number, because 265626225 - 2⁹ = 265625713 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 265626225.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 13830 + ... + 26879.

It is an arithmetic number, because the mean of its divisors is an integer number (13671775).

Almost surely, 2^265626225 is an apocalyptic number.

265626225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

265626225 is a deficient number, since it is larger than the sum of its proper divisors (226557675).

265626225 is a wasteful number, since it uses less digits than its factorization.

265626225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40754 (or 40746 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 265626225 is about 16298.0435942477. The cubic root of 265626225 is about 642.8213858418.

The spelling of 265626225 in words is "two hundred sixty-five million, six hundred twenty-six thousand, two hundred twenty-five".