368216423 has 2 divisors, whose sum is σ = 368216424. Its totient is φ = 368216422.

The previous prime is 368216417. The next prime is 368216461. The reversal of 368216423 is 324612863.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-368216423 is a prime.

It is a Sophie Germain prime.

It is equal to p_19728125 and since 368216423 and 19728125 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (368215423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184108211 + 184108212.

It is an arithmetic number, because the mean of its divisors is an integer number (184108212).

Almost surely, 2^368216423 is an apocalyptic number.

368216423 is a deficient number, since it is larger than the sum of its proper divisors (1).

368216423 is an equidigital number, since it uses as much as digits as its factorization.

368216423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 35.

The square root of 368216423 is about 19188.9661785100. The cubic root of 368216423 is about 716.7500274645.

The spelling of 368216423 in words is "three hundred sixty-eight million, two hundred sixteen thousand, four hundred twenty-three".