239085023 has 4 divisors (see below), whose sum is σ = 249480048. Its totient is φ = 228690000.

The previous prime is 239084971. The next prime is 239085043. The reversal of 239085023 is 320580932.

239085023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 239085023 - 2⁶ = 239084959 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 (239085043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5197478 + ... + 5197523.

It is an arithmetic number, because the mean of its divisors is an integer number (62370012).

Almost surely, 2^239085023 is an apocalyptic number.

239085023 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

239085023 is a deficient number, since it is larger than the sum of its proper divisors (10395025).

239085023 is a wasteful number, since it uses less digits than its factorization.

239085023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10395024.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 239085023 is about 15462.3744295629. The cubic root of 239085023 is about 620.6557603865.

The spelling of 239085023 in words is "two hundred thirty-nine million, eighty-five thousand, twenty-three".