789220163 has 8 divisors (see below), whose sum is σ = 793827216. Its totient is φ = 784624000.

The previous prime is 789220139. The next prime is 789220169. The reversal of 789220163 is 361022987.

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 789220163 - 2¹⁶ = 789154627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (789220169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175088 + ... + 179538.

It is an arithmetic number, because the mean of its divisors is an integer number (99228402).

Almost surely, 2^789220163 is an apocalyptic number.

789220163 is a deficient number, since it is larger than the sum of its proper divisors (4607053).

789220163 is a wasteful number, since it uses less digits than its factorization.

789220163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5445.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 789220163 is about 28093.0625422007. The cubic root of 789220163 is about 924.1292660208.

The spelling of 789220163 in words is "seven hundred eighty-nine million, two hundred twenty thousand, one hundred sixty-three".