797766223 has 2 divisors, whose sum is σ = 797766224. Its totient is φ = 797766222.

The previous prime is 797766197. The next prime is 797766227. The reversal of 797766223 is 322667797.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 797766223 - 2¹⁷ = 797635151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (797766227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398883111 + 398883112.

It is an arithmetic number, because the mean of its divisors is an integer number (398883112).

Almost surely, 2^797766223 is an apocalyptic number.

797766223 is a deficient number, since it is larger than the sum of its proper divisors (1).

797766223 is an equidigital number, since it uses as much as digits as its factorization.

797766223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1333584, while the sum is 49.

The square root of 797766223 is about 28244.7556725138. The cubic root of 797766223 is about 927.4529384268.

The spelling of 797766223 in words is "seven hundred ninety-seven million, seven hundred sixty-six thousand, two hundred twenty-three".