38382289 has 6 divisors (see below), whose sum is σ = 42188930. Its totient is φ = 34892880.

The previous prime is 38382269. The next prime is 38382293. The reversal of 38382289 is 98228383.

It can be written as a sum of positive squares in only one way, i.e., 32092225 + 6290064 = 5665^2 + 2508^2 .

It is not a de Polignac number, because 38382289 - 2⁵ = 38382257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38382259) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 158484 + ... + 158725.

Almost surely, 2^38382289 is an apocalyptic number.

It is an amenable number.

38382289 is a deficient number, since it is larger than the sum of its proper divisors (3806641).

38382289 is a wasteful number, since it uses less digits than its factorization.

38382289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317231 (or 317220 counting only the distinct ones).

The product of its digits is 165888, while the sum is 43.

The square root of 38382289 is about 6195.3441389482. The cubic root of 38382289 is about 337.3211899640.

The spelling of 38382289 in words is "thirty-eight million, three hundred eighty-two thousand, two hundred eighty-nine".