194235525 has 36 divisors (see below), whose sum is σ = 379529280. Its totient is φ = 94173600.

The previous prime is 194235497. The next prime is 194235581. The reversal of 194235525 is 525532491.

It is a happy number.

194235525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 194235525 - 2⁸ = 194235269 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 194235525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 36765 + ... + 41714.

It is an arithmetic number, because the mean of its divisors is an integer number (10542480).

Almost surely, 2^194235525 is an apocalyptic number.

194235525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

194235525 is a deficient number, since it is larger than the sum of its proper divisors (185293755).

194235525 is a wasteful number, since it uses less digits than its factorization.

194235525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78506 (or 78498 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The square root of 194235525 is about 13936.8405673596. The cubic root of 194235525 is about 579.1302113474.

The spelling of 194235525 in words is "one hundred ninety-four million, two hundred thirty-five thousand, five hundred twenty-five".