239032089 has 6 divisors (see below), whose sum is σ = 345268586. Its totient is φ = 159354720.

The previous prime is 239032063. The next prime is 239032097. The reversal of 239032089 is 980230932.

It can be written as a sum of positive squares in only one way, i.e., 237406464 + 1625625 = 15408^2 + 1275^2 .

It is not a de Polignac number, because 239032089 - 2¹² = 239027993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (239032049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13279552 + ... + 13279569.

Almost surely, 2^239032089 is an apocalyptic number.

It is an amenable number.

239032089 is a deficient number, since it is larger than the sum of its proper divisors (106236497).

239032089 is a wasteful number, since it uses less digits than its factorization.

239032089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26559127 (or 26559124 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 239032089 is about 15460.6626313363. The cubic root of 239032089 is about 620.6099521122.

The spelling of 239032089 in words is "two hundred thirty-nine million, thirty-two thousand, eighty-nine".