194434848 has 144 divisors (see below), whose sum is σ = 591566976. Its totient is φ = 60364800.

The previous prime is 194434819. The next prime is 194434853. The reversal of 194434848 is 848434491.

194434848 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (144).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 739165 + ... + 739427.

It is an arithmetic number, because the mean of its divisors is an integer number (4108104).

Almost surely, 2^194434848 is an apocalyptic number.

194434848 is a gapful number since it is divisible by the number (18) 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 194434848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (295783488).

194434848 is an abundant number, since it is smaller than the sum of its proper divisors (397132128).

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

194434848 is a wasteful number, since it uses less digits than its factorization.

194434848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447 (or 436 counting only the distinct ones).

The product of its digits is 442368, while the sum is 45.

The square root of 194434848 is about 13943.9896729738. The cubic root of 194434848 is about 579.3282432776.

The spelling of 194434848 in words is "one hundred ninety-four million, four hundred thirty-four thousand, eight hundred forty-eight".