234626890689 has 9 divisors (see below), whose sum is σ = 338907607779. Its totient is φ = 156416958360.

The previous prime is 234626890679. The next prime is 234626890733. The reversal of 234626890689 is 986098626432.

The square root of 234626890689 is 484383.

It is a perfect power (a square), and thus also a powerful number.

234626890689 is a `hidden beast` number, since 2 + 3 + 462 + 6 + 8 + 90 + 6 + 89 = 666.

234626890689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 52792874289 + 181834016400 = 229767^2 + 426420^2 .

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 234626890689 - 2¹⁷ = 234626759617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (234626890669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1372419 + ... + 1533879.

Almost surely, 2^234626890689 is an apocalyptic number.

234626890689 is the 484383-rd square number.

234626890689 is the 242192-nd centered octagonal number.

It is an amenable number.

234626890689 is a deficient number, since it is larger than the sum of its proper divisors (104280717090).

234626890689 is an frugal number, since it uses more digits than its factorization.

234626890689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322928 (or 161464 counting only the distinct ones).

The product of its (nonzero) digits is 53747712, while the sum is 63.

The spelling of 234626890689 in words is "two hundred thirty-four billion, six hundred twenty-six million, eight hundred ninety thousand, six hundred eighty-nine".