214106623 has 4 divisors (see below), whose sum is σ = 221489640. Its totient is φ = 206723608.

The previous prime is 214106597. The next prime is 214106657. The reversal of 214106623 is 326601412.

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

It is a cyclic number.

It is not a de Polignac number, because 214106623 - 2⁹ = 214106111 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214106723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3691465 + ... + 3691522.

It is an arithmetic number, because the mean of its divisors is an integer number (55372410).

Almost surely, 2^214106623 is an apocalyptic number.

214106623 is a deficient number, since it is larger than the sum of its proper divisors (7383017).

214106623 is an equidigital number, since it uses as much as digits as its factorization.

214106623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7383016.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 214106623 is about 14632.3826836233. The cubic root of 214106623 is about 598.2417256333.

The spelling of 214106623 in words is "two hundred fourteen million, one hundred six thousand, six hundred twenty-three".