338452389 has 24 divisors (see below), whose sum is σ = 550527744. Its totient is φ = 198504000.

The previous prime is 338452363. The next prime is 338452423. The reversal of 338452389 is 983254833.

It is not a de Polignac number, because 338452389 - 2¹⁷ = 338321317 is a prime.

It is a super-2 number, since 2×338452389² = 229100039239614642, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338452489) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52072 + ... + 58209.

It is an arithmetic number, because the mean of its divisors is an integer number (22938656).

Almost surely, 2^338452389 is an apocalyptic number.

It is an amenable number.

338452389 is a deficient number, since it is larger than the sum of its proper divisors (212075355).

338452389 is a wasteful number, since it uses less digits than its factorization.

338452389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110329 (or 110326 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 338452389 is about 18397.0755556420. The cubic root of 338452389 is about 696.8926134126.

The spelling of 338452389 in words is "three hundred thirty-eight million, four hundred fifty-two thousand, three hundred eighty-nine".