266685414 has 16 divisors (see below), whose sum is σ = 556561152. Its totient is φ = 85030088.

The previous prime is 266685413. The next prime is 266685427. The reversal of 266685414 is 414586662.

It is a super-2 number, since 2×266685414² = 142242220080702792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266685413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 966114 + ... + 966389.

It is an arithmetic number, because the mean of its divisors is an integer number (34785072).

Almost surely, 2^266685414 is an apocalyptic number.

266685414 is an abundant number, since it is smaller than the sum of its proper divisors (289875738).

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

266685414 is a wasteful number, since it uses less digits than its factorization.

266685414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1932531.

The product of its digits is 276480, while the sum is 42.

The square root of 266685414 is about 16330.5056259750. The cubic root of 266685414 is about 643.6746730097.

The spelling of 266685414 in words is "two hundred sixty-six million, six hundred eighty-five thousand, four hundred fourteen".