213299 has 4 divisors (see below), whose sum is σ = 225864. Its totient is φ = 200736.

The previous prime is 213289. The next prime is 213307. The reversal of 213299 is 992312.

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

It is not a de Polignac number, because 213299 - 2⁸ = 213043 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213209) 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, 6257 + ... + 6290.

It is an arithmetic number, because the mean of its divisors is an integer number (56466).

2²¹³²⁹⁹ is an apocalyptic number.

213299 is a deficient number, since it is larger than the sum of its proper divisors (12565).

213299 is a wasteful number, since it uses less digits than its factorization.

213299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12564.

The product of its digits is 972, while the sum is 26.

The square root of 213299 is about 461.8430469326. The cubic root of 213299 is about 59.7488576662.

It can be divided in two parts, 213 and 299, that added together give a 9-th power (512 = 2⁹).

The spelling of 213299 in words is "two hundred thirteen thousand, two hundred ninety-nine".