239049423 has 12 divisors (see below), whose sum is σ = 350954968. Its totient is φ = 156753360.

The previous prime is 239049413. The next prime is 239049439. The reversal of 239049423 is 324940932.

It is not a de Polignac number, because 239049423 - 2¹⁰ = 239048399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239049413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 217165 + ... + 218262.

Almost surely, 2^239049423 is an apocalyptic number.

239049423 is a deficient number, since it is larger than the sum of its proper divisors (111905545).

239049423 is a wasteful number, since it uses less digits than its factorization.

239049423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435494 (or 435491 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 239049423 is about 15461.2232051672. The cubic root of 239049423 is about 620.6249534354.

The spelling of 239049423 in words is "two hundred thirty-nine million, forty-nine thousand, four hundred twenty-three".