239069 has 2 divisors, whose sum is σ = 239070.
Its totient is φ = 239068.
The previous prime is 239053. The next prime is 239081. The reversal of 239069 is 960932.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 235225 + 3844 = 485^2 + 62^2
It is a cyclic number.
It is not a de Polignac number, because 239069 - 24 = 239053 is a prime.
It is a super-2 number, since 2×2390692 = 114307973522, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (233069) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119534 + 119535.
It is an arithmetic number, because the mean of its divisors is an integer number (119535).
2239069 is an apocalyptic number.
It is an amenable number.
239069 is a deficient number, since it is larger than the sum of its proper divisors (1).
239069 is an equidigital number, since it uses as much as digits as its factorization.
239069 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2916, while the sum is 29.
The square root of 239069 is about 488.9468273749.
The cubic root of 239069 is about 62.0641895041.
The spelling of 239069 in words is "two hundred thirty-nine thousand, sixty-nine".