194966016 has 80 divisors (see below), whose sum is σ = 593634624. Its totient is φ = 55701504.

The previous prime is 194966003. The next prime is 194966017. The reversal of 194966016 is 610669491.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (194966017) 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 7 ways as a sum of consecutive naturals, for example, 1686 + ... + 19818.

Almost surely, 2^194966016 is an apocalyptic number.

194966016 is a gapful number since it is divisible by the number (16) 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 194966016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (296817312).

194966016 is an abundant number, since it is smaller than the sum of its proper divisors (398668608).

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

194966016 is an equidigital number, since it uses as much as digits as its factorization.

194966016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18161 (or 18145 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 42.

The square root of 194966016 is about 13963.0231683543. The cubic root of 194966016 is about 579.8553107175.

The spelling of 194966016 in words is "one hundred ninety-four million, nine hundred sixty-six thousand, sixteen".