792138189 has 8 divisors (see below), whose sum is σ = 1074085920. Its totient is φ = 519141296.

The previous prime is 792138079. The next prime is 792138197. The reversal of 792138189 is 981831297.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 792138189 - 2²¹ = 790041037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (792138889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2237502 + ... + 2237855.

It is an arithmetic number, because the mean of its divisors is an integer number (134260740).

Almost surely, 2^792138189 is an apocalyptic number.

It is an amenable number.

792138189 is a deficient number, since it is larger than the sum of its proper divisors (281947731).

792138189 is a wasteful number, since it uses less digits than its factorization.

792138189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4475419.

The product of its digits is 217728, while the sum is 48.

The square root of 792138189 is about 28144.9496180043. The cubic root of 792138189 is about 925.2668094225.

The spelling of 792138189 in words is "seven hundred ninety-two million, one hundred thirty-eight thousand, one hundred eighty-nine".