194828773 has 4 divisors (see below), whose sum is σ = 197295040. Its totient is φ = 192362508.

The previous prime is 194828759. The next prime is 194828827. The reversal of 194828773 is 377828491.

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 a cyclic number.

It is not a de Polignac number, because 194828773 - 2²⁵ = 161274341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194825773) by changing a digit.

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, 1233015 + ... + 1233172.

It is an arithmetic number, because the mean of its divisors is an integer number (49323760).

Almost surely, 2^194828773 is an apocalyptic number.

It is an amenable number.

194828773 is a deficient number, since it is larger than the sum of its proper divisors (2466267).

194828773 is an equidigital number, since it uses as much as digits as its factorization.

194828773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2466266.

The product of its digits is 677376, while the sum is 49.

The square root of 194828773 is about 13958.1077872325. The cubic root of 194828773 is about 579.7192190290.

The spelling of 194828773 in words is "one hundred ninety-four million, eight hundred twenty-eight thousand, seven hundred seventy-three".