194985000 has 240 divisors, whose sum is σ = 755383200. Its totient is φ = 44496000.

The previous prime is 194984989. The next prime is 194985017. The reversal of 194985000 is 589491.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 314691 + ... + 315309.

It is an arithmetic number, because the mean of its divisors is an integer number (3147430).

Almost surely, 2^194985000 is an apocalyptic number.

194985000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 194985000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (377691600).

194985000 is an abundant number, since it is smaller than the sum of its proper divisors (560398200).

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

194985000 is a wasteful number, since it uses less digits than its factorization.

194985000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658 (or 636 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 194985000 is about 13963.7029472844. The cubic root of 194985000 is about 579.8741304349.

The spelling of 194985000 in words is "one hundred ninety-four million, nine hundred eighty-five thousand".