214906423 has 2 divisors, whose sum is σ = 214906424. Its totient is φ = 214906422.

The previous prime is 214906399. The next prime is 214906427. The reversal of 214906423 is 324609412.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214906423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214906427) 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, 107453211 + 107453212.

It is an arithmetic number, because the mean of its divisors is an integer number (107453212).

Almost surely, 2^214906423 is an apocalyptic number.

214906423 is a deficient number, since it is larger than the sum of its proper divisors (1).

214906423 is an equidigital number, since it uses as much as digits as its factorization.

214906423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 214906423 is about 14659.6870021157. The cubic root of 214906423 is about 598.9857150466.

The spelling of 214906423 in words is "two hundred fourteen million, nine hundred six thousand, four hundred twenty-three".