194044672 has 36 divisors (see below), whose sum is σ = 388899616. Its totient is φ = 96629760.

The previous prime is 194044651. The next prime is 194044691. The reversal of 194044672 is 276440491.

It is a happy number.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67978 + ... + 70774.

Almost surely, 2^194044672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 194044672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194449808).

194044672 is an abundant number, since it is smaller than the sum of its proper divisors (194854944).

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

194044672 is an equidigital number, since it uses as much as digits as its factorization.

194044672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3084 (or 3070 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 194044672 is about 13929.9918162216. The cubic root of 194044672 is about 578.9404675483.

The spelling of 194044672 in words is "one hundred ninety-four million, forty-four thousand, six hundred seventy-two".