194928792 has 32 divisors (see below), whose sum is σ = 488255280. Its totient is φ = 64851840.

The previous prime is 194928781. The next prime is 194928821. The reversal of 194928792 is 297829491.

It is a congruent number.

It is an unprimeable number.

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, 5478 + ... + 20490.

Almost surely, 2^194928792 is an apocalyptic number.

194928792 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

194928792 is an abundant number, since it is smaller than the sum of its proper divisors (293326488).

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

194928792 is a wasteful number, since it uses less digits than its factorization.

194928792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15563 (or 15559 counting only the distinct ones).

The product of its digits is 653184, while the sum is 51.

The square root of 194928792 is about 13961.6901555650. The cubic root of 194928792 is about 579.8184052979.

The spelling of 194928792 in words is "one hundred ninety-four million, nine hundred twenty-eight thousand, seven hundred ninety-two".