194916064 has 24 divisors (see below), whose sum is σ = 438561648. Its totient is φ = 83535360.

The previous prime is 194916061. The next prime is 194916077. The reversal of 194916064 is 460619491.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194916061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 434857 + ... + 435304.

It is an arithmetic number, because the mean of its divisors is an integer number (18273402).

Almost surely, 2^194916064 is an apocalyptic number.

194916064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

194916064 is an abundant number, since it is smaller than the sum of its proper divisors (243645584).

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

194916064 is an equidigital number, since it uses as much as digits as its factorization.

194916064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870178 (or 870170 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 194916064 is about 13961.2343293851. The cubic root of 194916064 is about 579.8057851522.

The spelling of 194916064 in words is "one hundred ninety-four million, nine hundred sixteen thousand, sixty-four".