789961223 has 2 divisors, whose sum is σ = 789961224. Its totient is φ = 789961222.

The previous prime is 789961201. The next prime is 789961297. The reversal of 789961223 is 322169987.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 789961223 - 2²⁰ = 788912647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (789961723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394980611 + 394980612.

It is an arithmetic number, because the mean of its divisors is an integer number (394980612).

Almost surely, 2^789961223 is an apocalyptic number.

789961223 is a deficient number, since it is larger than the sum of its proper divisors (1).

789961223 is an equidigital number, since it uses as much as digits as its factorization.

789961223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 47.

The square root of 789961223 is about 28106.2488247720. The cubic root of 789961223 is about 924.4184210751.

The spelling of 789961223 in words is "seven hundred eighty-nine million, nine hundred sixty-one thousand, two hundred twenty-three".