274065689 has 8 divisors (see below), whose sum is σ = 290432520. Its totient is φ = 258160000.

The previous prime is 274065629. The next prime is 274065707. The reversal of 274065689 is 986560472.

It can be written as a sum of positive squares in 4 ways, for example, as 6416089 + 267649600 = 2533^2 + 16360^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-274065689 is a prime.

It is a super-3 number, since 3×274065689³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (274065629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114062 + ... + 116439.

It is an arithmetic number, because the mean of its divisors is an integer number (36304065).

Almost surely, 2^274065689 is an apocalyptic number.

274065689 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

274065689 is a deficient number, since it is larger than the sum of its proper divisors (16366831).

274065689 is a wasteful number, since it uses less digits than its factorization.

274065689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230571.

The product of its (nonzero) digits is 725760, while the sum is 47.

The square root of 274065689 is about 16554.9294471466. The cubic root of 274065689 is about 649.5584290853.

The spelling of 274065689 in words is "two hundred seventy-four million, sixty-five thousand, six hundred eighty-nine".