239097198 has 16 divisors (see below), whose sum is σ = 478354896. Its totient is φ = 79672320.

The previous prime is 239097193. The next prime is 239097211. The reversal of 239097198 is 891790932.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239097193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22440 + ... + 31332.

It is an arithmetic number, because the mean of its divisors is an integer number (29897181).

Almost surely, 2^239097198 is an apocalyptic number.

239097198 is an abundant number, since it is smaller than the sum of its proper divisors (239257698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

239097198 is a wasteful number, since it uses less digits than its factorization.

239097198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13379.

The product of its (nonzero) digits is 244944, while the sum is 48.

The square root of 239097198 is about 15462.7681221701. The cubic root of 239097198 is about 620.6662954889. Note that the first 3 decimals are identical.

The spelling of 239097198 in words is "two hundred thirty-nine million, ninety-seven thousand, one hundred ninety-eight".