264199 has 4 divisors (see below), whose sum is σ = 284536. Its totient is φ = 243864.

The previous prime is 264179. The next prime is 264211. The reversal of 264199 is 991462.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 264199 - 2⁵ = 264167 is a prime.

It is a super-2 number, since 2×264199² = 139602223202, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 264199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10149 + ... + 10174.

It is an arithmetic number, because the mean of its divisors is an integer number (71134).

2²⁶⁴¹⁹⁹ is an apocalyptic number.

264199 is a deficient number, since it is larger than the sum of its proper divisors (20337).

264199 is a wasteful number, since it uses less digits than its factorization.

264199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20336.

The product of its digits is 3888, while the sum is 31.

The square root of 264199 is about 514.0029182797. The cubic root of 264199 is about 64.1668012216.

It can be divided in two parts, 26 and 4199, that added together give a square (4225 = 65²).

The spelling of 264199 in words is "two hundred sixty-four thousand, one hundred ninety-nine".