194853 has 4 divisors (see below), whose sum is σ = 259808. Its totient is φ = 129900.

The previous prime is 194839. The next prime is 194861. The reversal of 194853 is 358491.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 194853 - 2¹⁴ = 178469 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 194853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32473 + ... + 32478.

It is an arithmetic number, because the mean of its divisors is an integer number (64952).

2¹⁹⁴⁸⁵³ is an apocalyptic number.

It is an amenable number.

194853 is a deficient number, since it is larger than the sum of its proper divisors (64955).

194853 is an equidigital number, since it uses as much as digits as its factorization.

194853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64954.

The product of its digits is 4320, while the sum is 30.

The square root of 194853 is about 441.4215672121. The cubic root of 194853 is about 57.9743247436.

The spelling of 194853 in words is "one hundred ninety-four thousand, eight hundred fifty-three".