193842235 has 16 divisors (see below), whose sum is σ = 241568640. Its totient is φ = 149143680.

The previous prime is 193842193. The next prime is 193842239. The reversal of 193842235 is 532248391.

It is not a de Polignac number, because 193842235 - 2¹⁵ = 193809467 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 193842194 and 193842203.

It is not an unprimeable number, because it can be changed into a prime (193842239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36829 + ... + 41761.

It is an arithmetic number, because the mean of its divisors is an integer number (15098040).

Almost surely, 2^193842235 is an apocalyptic number.

193842235 is a deficient number, since it is larger than the sum of its proper divisors (47726405).

193842235 is a wasteful number, since it uses less digits than its factorization.

193842235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5238.

The product of its digits is 51840, while the sum is 37.

The square root of 193842235 is about 13922.7236918643. The cubic root of 193842235 is about 578.7390710524.

The spelling of 193842235 in words is "one hundred ninety-three million, eight hundred forty-two thousand, two hundred thirty-five".