194930892 has 72 divisors (see below), whose sum is σ = 543641280. Its totient is φ = 58510080.

The previous prime is 194930887. The next prime is 194930893. The reversal of 194930892 is 298039491.

It is not an unprimeable number, because it can be changed into a prime (194930893) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14109 + ... + 24267.

Almost surely, 2^194930892 is an apocalyptic number.

194930892 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 194930892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271820640).

194930892 is an abundant number, since it is smaller than the sum of its proper divisors (348710388).

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

194930892 is a wasteful number, since it uses less digits than its factorization.

194930892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10223 (or 10218 counting only the distinct ones).

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

The square root of 194930892 is about 13961.7653611569. The cubic root of 194930892 is about 579.8204874502.

The spelling of 194930892 in words is "one hundred ninety-four million, nine hundred thirty thousand, eight hundred ninety-two".