216276967 has 2 divisors, whose sum is σ = 216276968. Its totient is φ = 216276966.

The previous prime is 216276959. The next prime is 216276997. The reversal of 216276967 is 769672612.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 216276967 - 2³ = 216276959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (216276937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108138483 + 108138484.

It is an arithmetic number, because the mean of its divisors is an integer number (108138484).

Almost surely, 2^216276967 is an apocalyptic number.

216276967 is a deficient number, since it is larger than the sum of its proper divisors (1).

216276967 is an equidigital number, since it uses as much as digits as its factorization.

216276967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 381024, while the sum is 46.

The square root of 216276967 is about 14706.3580467769. The cubic root of 216276967 is about 600.2563413921.

The spelling of 216276967 in words is "two hundred sixteen million, two hundred seventy-six thousand, nine hundred sixty-seven".