336540289 has 2 divisors, whose sum is σ = 336540290. Its totient is φ = 336540288.

The previous prime is 336540287. The next prime is 336540299. The reversal of 336540289 is 982045633.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 230037889 + 106502400 = 15167^2 + 10320^2 .

It is a cyclic number.

It is not a de Polignac number, because 336540289 - 2¹ = 336540287 is a prime.

It is a super-2 number, since 2×336540289² = 226518732240407042, which contains 22 as substring.

Together with 336540287, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (336540283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168270144 + 168270145.

It is an arithmetic number, because the mean of its divisors is an integer number (168270145).

Almost surely, 2^336540289 is an apocalyptic number.

It is an amenable number.

336540289 is a deficient number, since it is larger than the sum of its proper divisors (1).

336540289 is an equidigital number, since it uses as much as digits as its factorization.

336540289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 336540289 is about 18345.0344507717. The cubic root of 336540289 is about 695.5777601711.

The spelling of 336540289 in words is "three hundred thirty-six million, five hundred forty thousand, two hundred eighty-nine".