209396 has 12 divisors (see below), whose sum is σ = 399840. Its totient is φ = 95160.

The previous prime is 209393. The next prime is 209401. The reversal of 209396 is 693902.

209396 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (209393) 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, 2336 + ... + 2423.

It is an arithmetic number, because the mean of its divisors is an integer number (33320).

2²⁰⁹³⁹⁶ is an apocalyptic number.

It is an amenable number.

209396 is a deficient number, since it is larger than the sum of its proper divisors (190444).

209396 is a wasteful number, since it uses less digits than its factorization.

209396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4774 (or 4772 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 209396 is about 457.5980769190. The cubic root of 209396 is about 59.3821786334.

The spelling of 209396 in words is "two hundred nine thousand, three hundred ninety-six".