194856500 has 24 divisors (see below), whose sum is σ = 425567688. Its totient is φ = 77942400.

The previous prime is 194856479. The next prime is 194856503. The reversal of 194856500 is 5658491.

194856500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 21196816 + 173659684 = 4604^2 + 13178^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194856503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194357 + ... + 195356.

It is an arithmetic number, because the mean of its divisors is an integer number (17731987).

Almost surely, 2^194856500 is an apocalyptic number.

194856500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

194856500 is an abundant number, since it is smaller than the sum of its proper divisors (230711188).

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

194856500 is a wasteful number, since it uses less digits than its factorization.

194856500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389732 (or 389720 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 38.

The square root of 194856500 is about 13959.1009739166. The cubic root of 194856500 is about 579.7467185817.

The spelling of 194856500 in words is "one hundred ninety-four million, eight hundred fifty-six thousand, five hundred".