209134 has 8 divisors (see below), whose sum is σ = 332208. Its totient is φ = 98400.

The previous prime is 209123. The next prime is 209147. The reversal of 209134 is 431902.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3042 + ... + 3109.

It is an arithmetic number, because the mean of its divisors is an integer number (41526).

2²⁰⁹¹³⁴ is an apocalyptic number.

209134 is a deficient number, since it is larger than the sum of its proper divisors (123074).

209134 is a wasteful number, since it uses less digits than its factorization.

209134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6170.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 209134 is about 457.3117098872. The cubic root of 209134 is about 59.3574016173.

It can be divided in two parts, 209 and 134, that added together give a palindrome (343).

The spelling of 209134 in words is "two hundred nine thousand, one hundred thirty-four".