266727425 has 6 divisors (see below), whose sum is σ = 330742038. Its totient is φ = 213381920.

The previous prime is 266727371. The next prime is 266727431. The reversal of 266727425 is 524727662.

266727425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 5193841 + 261533584 = 2279^2 + 16172^2 .

It is not a de Polignac number, because 266727425 - 2²⁶ = 199618561 is a prime.

It is a super-2 number, since 2×266727425² = 142287038494261250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5334524 + ... + 5334573.

It is an arithmetic number, because the mean of its divisors is an integer number (55123673).

Almost surely, 2^266727425 is an apocalyptic number.

266727425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

266727425 is a deficient number, since it is larger than the sum of its proper divisors (64014613).

266727425 is a wasteful number, since it uses less digits than its factorization.

266727425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10669107 (or 10669102 counting only the distinct ones).

The product of its digits is 282240, while the sum is 41.

The square root of 266727425 is about 16331.7918490287. The cubic root of 266727425 is about 643.7084706298.

The spelling of 266727425 in words is "two hundred sixty-six million, seven hundred twenty-seven thousand, four hundred twenty-five".