266834412 has 84 divisors (see below), whose sum is σ = 754082560. Its totient is φ = 82091232.

The previous prime is 266834411. The next prime is 266834443. The reversal of 266834412 is 214438662.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (266834411) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 34389 + ... + 41427.

Almost surely, 2^266834412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 266834412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (377041280).

266834412 is an abundant number, since it is smaller than the sum of its proper divisors (487248148).

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

266834412 is a wasteful number, since it uses less digits than its factorization.

266834412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7074 (or 7057 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 266834412 is about 16335.0669420116. The cubic root of 266834412 is about 643.7945250631.

The spelling of 266834412 in words is "two hundred sixty-six million, eight hundred thirty-four thousand, four hundred twelve".