194546142 has 48 divisors (see below), whose sum is σ = 497283072. Its totient is φ = 53790480.

The previous prime is 194546119. The next prime is 194546159. The reversal of 194546142 is 241645491.

194546142 is a `hidden beast` number, since 194 + 5 + 461 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 194546097 and 194546106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20998 + ... + 28809.

It is an arithmetic number, because the mean of its divisors is an integer number (10360064).

Almost surely, 2^194546142 is an apocalyptic number.

194546142 is an abundant number, since it is smaller than the sum of its proper divisors (302736930).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

194546142 is a wasteful number, since it uses less digits than its factorization.

194546142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49853 (or 49850 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 194546142 is about 13947.9798537279. The cubic root of 194546142 is about 579.4387575196.

The spelling of 194546142 in words is "one hundred ninety-four million, five hundred forty-six thousand, one hundred forty-two".