266875434 has 24 divisors (see below), whose sum is σ = 660834720. Its totient is φ = 76250088.

The previous prime is 266875423. The next prime is 266875451. The reversal of 266875434 is 434578662.

266875434 is a `hidden beast` number, since 26 + 6 + 87 + 543 + 4 = 666.

266875434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 266875434.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1058904 + ... + 1059155.

It is an arithmetic number, because the mean of its divisors is an integer number (27534780).

Almost surely, 2^266875434 is an apocalyptic number.

266875434 is an abundant number, since it is smaller than the sum of its proper divisors (393959286).

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

266875434 is a wasteful number, since it uses less digits than its factorization.

266875434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2118074 (or 2118071 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The square root of 266875434 is about 16336.3225359932. The cubic root of 266875434 is about 643.8275147933.

The spelling of 266875434 in words is "two hundred sixty-six million, eight hundred seventy-five thousand, four hundred thirty-four".