234586489 has 2 divisors, whose sum is σ = 234586490. Its totient is φ = 234586488.

The previous prime is 234586487. The next prime is 234586501. The reversal of 234586489 is 984685432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 208658025 + 25928464 = 14445^2 + 5092^2 .

It is a cyclic number.

It is not a de Polignac number, because 234586489 - 2¹ = 234586487 is a prime.

Together with 234586487, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (234586487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117293244 + 117293245.

It is an arithmetic number, because the mean of its divisors is an integer number (117293245).

Almost surely, 2^234586489 is an apocalyptic number.

It is an amenable number.

234586489 is a deficient number, since it is larger than the sum of its proper divisors (1).

234586489 is an equidigital number, since it uses as much as digits as its factorization.

234586489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1658880, while the sum is 49.

The square root of 234586489 is about 15316.2165367300. The cubic root of 234586489 is about 616.7384123326.

The spelling of 234586489 in words is "two hundred thirty-four million, five hundred eighty-six thousand, four hundred eighty-nine".