823396967 has 2 divisors, whose sum is σ = 823396968. Its totient is φ = 823396966.

The previous prime is 823396943. The next prime is 823396991. The reversal of 823396967 is 769693328.

It is a balanced prime because it is at equal distance from previous prime (823396943) and next prime (823396991).

It is a cyclic number.

It is not a de Polignac number, because 823396967 - 2¹⁰ = 823395943 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (823396907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 411698483 + 411698484.

It is an arithmetic number, because the mean of its divisors is an integer number (411698484).

Almost surely, 2^823396967 is an apocalyptic number.

823396967 is a deficient number, since it is larger than the sum of its proper divisors (1).

823396967 is an equidigital number, since it uses as much as digits as its factorization.

823396967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2939328, while the sum is 53.

The square root of 823396967 is about 28694.8944413462. The cubic root of 823396967 is about 937.2808725668.

The spelling of 823396967 in words is "eight hundred twenty-three million, three hundred ninety-six thousand, nine hundred sixty-seven".