214406 has 16 divisors (see below), whose sum is σ = 345600. Its totient is φ = 99528.

The previous prime is 214399. The next prime is 214433. The reversal of 214406 is 604412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2675 + ... + 2753.

It is an arithmetic number, because the mean of its divisors is an integer number (21600).

2²¹⁴⁴⁰⁶ is an apocalyptic number.

214406 is a deficient number, since it is larger than the sum of its proper divisors (131194).

214406 is a wasteful number, since it uses less digits than its factorization.

214406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 214406 is about 463.0399550795. The cubic root of 214406 is about 59.8520428520.

Adding to 214406 its reverse (604412), we get a palindrome (818818).

The spelling of 214406 in words is "two hundred fourteen thousand, four hundred six".