239874423 has 16 divisors (see below), whose sum is σ = 328801536. Its totient is φ = 155494080.

The previous prime is 239874421. The next prime is 239874463. The reversal of 239874423 is 324478932.

It is not a de Polignac number, because 239874423 - 2¹ = 239874421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239874421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7836 + ... + 23262.

It is an arithmetic number, because the mean of its divisors is an integer number (20550096).

Almost surely, 2^239874423 is an apocalyptic number.

239874423 is a deficient number, since it is larger than the sum of its proper divisors (88927113).

239874423 is a wasteful number, since it uses less digits than its factorization.

239874423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15574.

The product of its digits is 290304, while the sum is 42.

The square root of 239874423 is about 15487.8798742759. The cubic root of 239874423 is about 621.3380942432.

The spelling of 239874423 in words is "two hundred thirty-nine million, eight hundred seventy-four thousand, four hundred twenty-three".