194473601 has 12 divisors (see below), whose sum is σ = 226914948. Its totient is φ = 166182912.

The previous prime is 194473577. The next prime is 194473603. The reversal of 194473601 is 106374491.

It can be written as a sum of positive squares in 2 ways, for example, as 93993025 + 100480576 = 9695^2 + 10024^2 .

It is a de Polignac number, because none of the positive numbers 2^k-194473601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (194473603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10625 + ... + 22401.

It is an arithmetic number, because the mean of its divisors is an integer number (18909579).

Almost surely, 2^194473601 is an apocalyptic number.

It is an amenable number.

194473601 is a deficient number, since it is larger than the sum of its proper divisors (32441347).

194473601 is a wasteful number, since it uses less digits than its factorization.

194473601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12128 (or 12121 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 194473601 is about 13945.3791988601. The cubic root of 194473601 is about 579.3667295474.

The spelling of 194473601 in words is "one hundred ninety-four million, four hundred seventy-three thousand, six hundred one".