194416992 has 216 divisors, whose sum is σ = 695389968. Its totient is φ = 50434560.

The previous prime is 194416991. The next prime is 194416997. The reversal of 194416992 is 299614491.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194416991) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 243538 + ... + 244334.

It is an arithmetic number, because the mean of its divisors is an integer number (3219398).

Almost surely, 2^194416992 is an apocalyptic number.

194416992 is a gapful number since it is divisible by the number (12) 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 194416992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (347694984).

194416992 is an abundant number, since it is smaller than the sum of its proper divisors (500972976).

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

194416992 is a wasteful number, since it uses less digits than its factorization.

194416992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842 (or 820 counting only the distinct ones).

The product of its digits is 139968, while the sum is 45.

The square root of 194416992 is about 13943.3493824117. The cubic root of 194416992 is about 579.3105084564.

The spelling of 194416992 in words is "one hundred ninety-four million, four hundred sixteen thousand, nine hundred ninety-two".