214273247 has 2 divisors, whose sum is σ = 214273248. Its totient is φ = 214273246.

The previous prime is 214273231. The next prime is 214273249. The reversal of 214273247 is 742372412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 214273247 - 2⁴ = 214273231 is a prime.

Together with 214273249, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214273249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107136623 + 107136624.

It is an arithmetic number, because the mean of its divisors is an integer number (107136624).

Almost surely, 2^214273247 is an apocalyptic number.

214273247 is a deficient number, since it is larger than the sum of its proper divisors (1).

214273247 is an equidigital number, since it uses as much as digits as its factorization.

214273247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18816, while the sum is 32.

The square root of 214273247 is about 14638.0752491576. The cubic root of 214273247 is about 598.3968750954.

The spelling of 214273247 in words is "two hundred fourteen million, two hundred seventy-three thousand, two hundred forty-seven".