214274287 has 2 divisors, whose sum is σ = 214274288. Its totient is φ = 214274286.

The previous prime is 214274231. The next prime is 214274293. The reversal of 214274287 is 782472412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 214274287 - 2¹⁵ = 214241519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214274297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107137143 + 107137144.

It is an arithmetic number, because the mean of its divisors is an integer number (107137144).

Almost surely, 2^214274287 is an apocalyptic number.

214274287 is a deficient number, since it is larger than the sum of its proper divisors (1).

214274287 is an equidigital number, since it uses as much as digits as its factorization.

214274287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50176, while the sum is 37.

The square root of 214274287 is about 14638.1107729106. The cubic root of 214274287 is about 598.3978432233.

The spelling of 214274287 in words is "two hundred fourteen million, two hundred seventy-four thousand, two hundred eighty-seven".