213395 has 24 divisors (see below), whose sum is σ = 325584. Its totient is φ = 133056.

The previous prime is 213391. The next prime is 213397. The reversal of 213395 is 593312.

It is a happy number.

It is not a de Polignac number, because 213395 - 2² = 213391 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213395.

It is not an unprimeable number, because it can be changed into a prime (213391) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3152 + ... + 3218.

It is an arithmetic number, because the mean of its divisors is an integer number (13566).

2²¹³³⁹⁵ is an apocalyptic number.

213395 is a deficient number, since it is larger than the sum of its proper divisors (112189).

213395 is a wasteful number, since it uses less digits than its factorization.

213395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99 (or 92 counting only the distinct ones).

The product of its digits is 810, while the sum is 23.

The square root of 213395 is about 461.9469666531. The cubic root of 213395 is about 59.7578200930.

The spelling of 213395 in words is "two hundred thirteen thousand, three hundred ninety-five".