194632463 has 6 divisors (see below), whose sum is σ = 203164584. Its totient is φ = 186106184.

The previous prime is 194632441. The next prime is 194632511. The reversal of 194632463 is 364236491.

It is a happy number.

It is not a de Polignac number, because 194632463 - 2¹⁰ = 194631439 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 (194632433) 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 5 ways as a sum of consecutive naturals, for example, 65453 + ... + 68361.

It is an arithmetic number, because the mean of its divisors is an integer number (33860764).

Almost surely, 2^194632463 is an apocalyptic number.

194632463 is a deficient number, since it is larger than the sum of its proper divisors (8532121).

194632463 is an frugal number, since it uses more digits than its factorization.

194632463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5841 (or 2932 counting only the distinct ones).

The product of its digits is 93312, while the sum is 38.

The square root of 194632463 is about 13951.0739013167. The cubic root of 194632463 is about 579.5244447103.

The spelling of 194632463 in words is "one hundred ninety-four million, six hundred thirty-two thousand, four hundred sixty-three".