266140334 has 32 divisors (see below), whose sum is σ = 437659680. Its totient is φ = 120932352.

The previous prime is 266140333. The next prime is 266140339. The reversal of 266140334 is 433041662.

It is a super-3 number, since 3×266140334³ (a number of 26 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 266140297 and 266140306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266140331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101342 + ... + 103934.

It is an arithmetic number, because the mean of its divisors is an integer number (13676865).

Almost surely, 2^266140334 is an apocalyptic number.

266140334 is a deficient number, since it is larger than the sum of its proper divisors (171519346).

266140334 is a wasteful number, since it uses less digits than its factorization.

266140334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2724.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 266140334 is about 16313.8080778217. The cubic root of 266140334 is about 643.2358369857.

Adding to 266140334 its reverse (433041662), we get a palindrome (699181996).

The spelling of 266140334 in words is "two hundred sixty-six million, one hundred forty thousand, three hundred thirty-four".