266232625 has 8 divisors (see below), whose sum is σ = 332258472. Its totient is φ = 212986000.

The previous prime is 266232623. The next prime is 266232653. The reversal of 266232625 is 526232662.

It can be written as a sum of positive squares in 4 ways, for example, as 28826161 + 237406464 = 5369^2 + 15408^2 .

It is not a de Polignac number, because 266232625 - 2¹ = 266232623 is a prime.

It is a super-2 number, since 2×266232625² = 141759621228781250, which contains 22 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (266232623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1064806 + ... + 1065055.

It is an arithmetic number, because the mean of its divisors is an integer number (41532309).

Almost surely, 2^266232625 is an apocalyptic number.

266232625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

266232625 is a deficient number, since it is larger than the sum of its proper divisors (66025847).

266232625 is an equidigital number, since it uses as much as digits as its factorization.

266232625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2129876 (or 2129866 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 266232625 is about 16316.6364487293. The cubic root of 266232625 is about 643.3101812448.

The spelling of 266232625 in words is "two hundred sixty-six million, two hundred thirty-two thousand, six hundred twenty-five".