339955489 has 2 divisors, whose sum is σ = 339955490. Its totient is φ = 339955488.

The previous prime is 339955471. The next prime is 339955523. The reversal of 339955489 is 984559933.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 207590464 + 132365025 = 14408^2 + 11505^2 .

It is a cyclic number.

It is not a de Polignac number, because 339955489 - 2⁵ = 339955457 is a prime.

It is not a weakly prime, because it can be changed into another prime (339955459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169977744 + 169977745.

It is an arithmetic number, because the mean of its divisors is an integer number (169977745).

Almost surely, 2^339955489 is an apocalyptic number.

It is an amenable number.

339955489 is a deficient number, since it is larger than the sum of its proper divisors (1).

339955489 is an equidigital number, since it uses as much as digits as its factorization.

339955489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5248800, while the sum is 55.

The square root of 339955489 is about 18437.8819011295. The cubic root of 339955489 is about 697.9227459155.

The spelling of 339955489 in words is "three hundred thirty-nine million, nine hundred fifty-five thousand, four hundred eighty-nine".