239728222 has 8 divisors (see below), whose sum is σ = 366377256. Its totient is φ = 117602472.

The previous prime is 239728213. The next prime is 239728249. The reversal of 239728222 is 222827932.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1130688 + ... + 1130899.

It is an arithmetic number, because the mean of its divisors is an integer number (45797157).

Almost surely, 2^239728222 is an apocalyptic number.

239728222 is a deficient number, since it is larger than the sum of its proper divisors (126649034).

239728222 is a wasteful number, since it uses less digits than its factorization.

239728222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2261642.

The product of its digits is 48384, while the sum is 37.

The square root of 239728222 is about 15483.1593029330. The cubic root of 239728222 is about 621.2118355238.

The spelling of 239728222 in words is "two hundred thirty-nine million, seven hundred twenty-eight thousand, two hundred twenty-two".