239106542 has 16 divisors (see below), whose sum is σ = 363889680. Its totient is φ = 117821952.

The previous prime is 239106541. The next prime is 239106557. The reversal of 239106542 is 245601932.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 239106499 and 239106508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239106541) 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, 39233 + ... + 44915.

It is an arithmetic number, because the mean of its divisors is an integer number (22743105).

Almost surely, 2^239106542 is an apocalyptic number.

239106542 is a deficient number, since it is larger than the sum of its proper divisors (124783138).

239106542 is a wasteful number, since it uses less digits than its factorization.

239106542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5987.

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

The square root of 239106542 is about 15463.0702643427. The cubic root of 239106542 is about 620.6743806670.

The spelling of 239106542 in words is "two hundred thirty-nine million, one hundred six thousand, five hundred forty-two".