213814 has 4 divisors (see below), whose sum is σ = 320724. Its totient is φ = 106906.

The previous prime is 213799. The next prime is 213821. The reversal of 213814 is 418312.

213814 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 213791 and 213800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53452 + ... + 53455.

It is an arithmetic number, because the mean of its divisors is an integer number (80181).

2²¹³⁸¹⁴ is an apocalyptic number.

213814 is a deficient number, since it is larger than the sum of its proper divisors (106910).

213814 is a wasteful number, since it uses less digits than its factorization.

213814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106909.

The product of its digits is 192, while the sum is 19.

The square root of 213814 is about 462.4002595155. The cubic root of 213814 is about 59.7969059148.

The spelling of 213814 in words is "two hundred thirteen thousand, eight hundred fourteen".