266525142 has 32 divisors (see below), whose sum is σ = 575387232. Its totient is φ = 81817344.

The previous prime is 266525131. The next prime is 266525177. The reversal of 266525142 is 241525662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31908 + ... + 39384.

It is an arithmetic number, because the mean of its divisors is an integer number (17980851).

Almost surely, 2^266525142 is an apocalyptic number.

266525142 is an abundant number, since it is smaller than the sum of its proper divisors (308862090).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

266525142 is a wasteful number, since it uses less digits than its factorization.

266525142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7952.

The product of its digits is 28800, while the sum is 33.

The square root of 266525142 is about 16325.5977532218. The cubic root of 266525142 is about 643.5457024513.

The spelling of 266525142 in words is "two hundred sixty-six million, five hundred twenty-five thousand, one hundred forty-two".