214768237 has 2 divisors, whose sum is σ = 214768238. Its totient is φ = 214768236.

The previous prime is 214768223. The next prime is 214768261. The reversal of 214768237 is 732867412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 180123241 + 34644996 = 13421^2 + 5886^2 .

It is a cyclic number.

It is not a de Polignac number, because 214768237 - 2⁷ = 214768109 is a prime.

It is a super-2 number, since 2×214768237² = 92250791248176338, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 214768237.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214768937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107384118 + 107384119.

It is an arithmetic number, because the mean of its divisors is an integer number (107384119).

Almost surely, 2^214768237 is an apocalyptic number.

It is an amenable number.

214768237 is a deficient number, since it is larger than the sum of its proper divisors (1).

214768237 is an equidigital number, since it uses as much as digits as its factorization.

214768237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112896, while the sum is 40.

The square root of 214768237 is about 14654.9731149532. The cubic root of 214768237 is about 598.8573038277.

The spelling of 214768237 in words is "two hundred fourteen million, seven hundred sixty-eight thousand, two hundred thirty-seven".