264189 has 8 divisors (see below), whose sum is σ = 356832. Its totient is φ = 173840.

The previous prime is 264179. The next prime is 264211. The reversal of 264189 is 981462.

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

It is a cyclic number.

It is not a de Polignac number, because 264189 - 2⁸ = 263933 is a prime.

It is a nialpdrome in base 13.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 264189.

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 (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282 + ... + 779.

It is an arithmetic number, because the mean of its divisors is an integer number (44604).

2²⁶⁴¹⁸⁹ is an apocalyptic number.

It is an amenable number.

264189 is a deficient number, since it is larger than the sum of its proper divisors (92643).

264189 is a wasteful number, since it uses less digits than its factorization.

264189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1147.

The product of its digits is 3456, while the sum is 30.

The square root of 264189 is about 513.9931906164. The cubic root of 264189 is about 64.1659916347.

The spelling of 264189 in words is "two hundred sixty-four thousand, one hundred eighty-nine".