949677823 has 2 divisors, whose sum is σ = 949677824. Its totient is φ = 949677822.

The previous prime is 949677809. The next prime is 949677871. The reversal of 949677823 is 328776949.

It is a weak prime.

It is an emirp because it is prime and its reverse (328776949) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 949677823 - 2²¹ = 947580671 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (949677623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474838911 + 474838912.

It is an arithmetic number, because the mean of its divisors is an integer number (474838912).

Almost surely, 2^949677823 is an apocalyptic number.

949677823 is a deficient number, since it is larger than the sum of its proper divisors (1).

949677823 is an equidigital number, since it uses as much as digits as its factorization.

949677823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4572288, while the sum is 55.

The square root of 949677823 is about 30816.8431705780. The cubic root of 949677823 is about 982.9364317451.

The spelling of 949677823 in words is "nine hundred forty-nine million, six hundred seventy-seven thousand, eight hundred twenty-three".