214906 has 4 divisors (see below), whose sum is σ = 322362. Its totient is φ = 107452.

The previous prime is 214891. The next prime is 214913. The reversal of 214906 is 609412.

214906 is nontrivially palindromic in base 12.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 210681 + 4225 = 459^2 + 65^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 16.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53725 + ... + 53728.

2²¹⁴⁹⁰⁶ is an apocalyptic number.

214906 is a deficient number, since it is larger than the sum of its proper divisors (107456).

214906 is a wasteful number, since it uses less digits than its factorization.

214906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107455.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 214906 is about 463.5795508864. The cubic root of 214906 is about 59.8985322052.

The spelling of 214906 in words is "two hundred fourteen thousand, nine hundred six".