9877223 has 2 divisors, whose sum is σ = 9877224. Its totient is φ = 9877222.

The previous prime is 9877213. The next prime is 9877237. The reversal of 9877223 is 3227789.

It is a weak prime.

It is an emirp because it is prime and its reverse (3227789) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9877223 - 2⁶ = 9877159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9877213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4938611 + 4938612.

It is an arithmetic number, because the mean of its divisors is an integer number (4938612).

Almost surely, 2^9877223 is an apocalyptic number.

9877223 is a deficient number, since it is larger than the sum of its proper divisors (1).

9877223 is an equidigital number, since it uses as much as digits as its factorization.

9877223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 38.

The square root of 9877223 is about 3142.8049573590. The cubic root of 9877223 is about 214.5581189422.

The spelling of 9877223 in words is "nine million, eight hundred seventy-seven thousand, two hundred twenty-three".