194375940 has 48 divisors (see below), whose sum is σ = 593732160. Its totient is φ = 47121280.

The previous prime is 194375939. The next prime is 194375941. The reversal of 194375940 is 49573491.

It is an interprime number because it is at equal distance from previous prime (194375939) and next prime (194375941).

It is a junction number, because it is equal to n+sod(n) for n = 194375892 and 194375901.

It is not an unprimeable number, because it can be changed into a prime (194375941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146595 + ... + 147914.

It is an arithmetic number, because the mean of its divisors is an integer number (12369420).

Almost surely, 2^194375940 is an apocalyptic number.

194375940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

194375940 is an abundant number, since it is smaller than the sum of its proper divisors (399356220).

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

194375940 is a wasteful number, since it uses less digits than its factorization.

194375940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294532 (or 294530 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 194375940 is about 13941.8772050252. The cubic root of 194375940 is about 579.2697309352.

The spelling of 194375940 in words is "one hundred ninety-four million, three hundred seventy-five thousand, nine hundred forty".