214695893 has 2 divisors, whose sum is σ = 214695894. Its totient is φ = 214695892.

The previous prime is 214695853. The next prime is 214695917. The reversal of 214695893 is 398596412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 205005124 + 9690769 = 14318^2 + 3113^2 .

It is a cyclic number.

It is not a de Polignac number, because 214695893 - 2⁶ = 214695829 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 (214695853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107347946 + 107347947.

It is an arithmetic number, because the mean of its divisors is an integer number (107347947).

Almost surely, 2^214695893 is an apocalyptic number.

It is an amenable number.

214695893 is a deficient number, since it is larger than the sum of its proper divisors (1).

214695893 is an equidigital number, since it uses as much as digits as its factorization.

214695893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 47.

The square root of 214695893 is about 14652.5046664384. The cubic root of 214695893 is about 598.7900552147.

The spelling of 214695893 in words is "two hundred fourteen million, six hundred ninety-five thousand, eight hundred ninety-three".