264155 has 8 divisors (see below), whose sum is σ = 330912. Its totient is φ = 202048.

The previous prime is 264139. The next prime is 264167. The reversal of 264155 is 551462.

264155 is nontrivially palindromic in base 6.

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 264155 - 2⁴ = 264139 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a d-powerful number, because it can be written as 2¹⁸ + 6⁴ + 1 + 4³ + 5² + 5⁴ .

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 264155.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1034 + ... + 1263.

It is an arithmetic number, because the mean of its divisors is an integer number (41364).

2²⁶⁴¹⁵⁵ is an apocalyptic number.

264155 is a deficient number, since it is larger than the sum of its proper divisors (66757).

264155 is a wasteful number, since it uses less digits than its factorization.

264155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2325.

The product of its digits is 1200, while the sum is 23.

The square root of 264155 is about 513.9601151840. The cubic root of 264155 is about 64.1632388866.

The spelling of 264155 in words is "two hundred sixty-four thousand, one hundred fifty-five".