338452489 has 2 divisors, whose sum is σ = 338452490. Its totient is φ = 338452488.

The previous prime is 338452483. The next prime is 338452519. The reversal of 338452489 is 984254833.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 297390025 + 41062464 = 17245^2 + 6408^2 .

It is an emirp because it is prime and its reverse (984254833) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 338452489 - 2³ = 338452481 is a prime.

It is a super-2 number, since 2×338452489² = 229100174620590242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (338452481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169226244 + 169226245.

It is an arithmetic number, because the mean of its divisors is an integer number (169226245).

Almost surely, 2^338452489 is an apocalyptic number.

It is an amenable number.

338452489 is a deficient number, since it is larger than the sum of its proper divisors (1).

338452489 is an equidigital number, since it uses as much as digits as its factorization.

338452489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 829440, while the sum is 46.

The square root of 338452489 is about 18397.0782734651. The cubic root of 338452489 is about 696.8926820478.

The spelling of 338452489 in words is "three hundred thirty-eight million, four hundred fifty-two thousand, four hundred eighty-nine".