192004138 has 16 divisors (see below), whose sum is σ = 300825216. Its totient is φ = 91737360.

The previous prime is 192004123. The next prime is 192004151. The reversal of 192004138 is 831400291.

It is a happy 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, 80848 + ... + 83188.

It is an arithmetic number, because the mean of its divisors is an integer number (18801576).

Almost surely, 2^192004138 is an apocalyptic number.

192004138 is a deficient number, since it is larger than the sum of its proper divisors (108821078).

192004138 is a wasteful number, since it uses less digits than its factorization.

192004138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4149.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 192004138 is about 13856.5557769599. Note that the first 3 decimals coincide. The cubic root of 192004138 is about 576.9039725576.

The spelling of 192004138 in words is "one hundred ninety-two million, four thousand, one hundred thirty-eight".