192791448 has 32 divisors (see below), whose sum is σ = 535532400. Its totient is φ = 64263744.

The previous prime is 192791429. The next prime is 192791453. The reversal of 192791448 is 844197291.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 446061 + ... + 446492.

Almost surely, 2^192791448 is an apocalyptic number.

192791448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

192791448 is an abundant number, since it is smaller than the sum of its proper divisors (342740952).

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

192791448 is a wasteful number, since it uses less digits than its factorization.

192791448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 892568 (or 892558 counting only the distinct ones).

The product of its digits is 145152, while the sum is 45.

The square root of 192791448 is about 13884.9360099354. The cubic root of 192791448 is about 577.6914258304.

The spelling of 192791448 in words is "one hundred ninety-two million, seven hundred ninety-one thousand, four hundred forty-eight".