194590852 has 6 divisors (see below), whose sum is σ = 340533998. Its totient is φ = 97295424.

The previous prime is 194590849. The next prime is 194590853. The reversal of 194590852 is 258095491.

It can be written as a sum of positive squares in only one way, i.e., 187799616 + 6791236 = 13704^2 + 2606^2 .

It is a junction number, because it is equal to n+sod(n) for n = 194590799 and 194590808.

It is not an unprimeable number, because it can be changed into a prime (194590853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24323853 + ... + 24323860.

Almost surely, 2^194590852 is an apocalyptic number.

It is an amenable number.

194590852 is a deficient number, since it is larger than the sum of its proper divisors (145943146).

194590852 is a wasteful number, since it uses less digits than its factorization.

194590852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48647717 (or 48647715 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 43.

The square root of 194590852 is about 13949.5825027131. The cubic root of 194590852 is about 579.4831424013.

The spelling of 194590852 in words is "one hundred ninety-four million, five hundred ninety thousand, eight hundred fifty-two".