239888942 has 16 divisors (see below), whose sum is σ = 376071552. Its totient is φ = 114548280.

The previous prime is 239888923. The next prime is 239888947. The reversal of 239888942 is 249888932.

239888942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239888947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28013 + ... + 35559.

It is an arithmetic number, because the mean of its divisors is an integer number (23504472).

Almost surely, 2^239888942 is an apocalyptic number.

239888942 is a deficient number, since it is larger than the sum of its proper divisors (136182610).

239888942 is a wasteful number, since it uses less digits than its factorization.

239888942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8263.

The product of its digits is 1990656, while the sum is 53.

The square root of 239888942 is about 15488.3485885358. The cubic root of 239888942 is about 621.3506300048.

The spelling of 239888942 in words is "two hundred thirty-nine million, eight hundred eighty-eight thousand, nine hundred forty-two".