922978382 has 8 divisors (see below), whose sum is σ = 1465906896. Its totient is φ = 434342752.

The previous prime is 922978379. The next prime is 922978387. The reversal of 922978382 is 283879229.

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

It is a self number, because there is not a number n which added to its sum of digits gives 922978382.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (922978387) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 13573178 + ... + 13573245.

It is an arithmetic number, because the mean of its divisors is an integer number (183238362).

Almost surely, 2^922978382 is an apocalyptic number.

922978382 is a deficient number, since it is larger than the sum of its proper divisors (542928514).

922978382 is a wasteful number, since it uses less digits than its factorization.

922978382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27146442.

The product of its digits is 870912, while the sum is 50.

The square root of 922978382 is about 30380.5592772747. The cubic root of 922978382 is about 973.6372395235.

The spelling of 922978382 in words is "nine hundred twenty-two million, nine hundred seventy-eight thousand, three hundred eighty-two".