164263 has 8 divisors (see below), whose sum is σ = 182160. Its totient is φ = 146880.

The previous prime is 164251. The next prime is 164267. The reversal of 164263 is 362461.

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 164263 - 2⁵ = 164231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164267) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1131 + ... + 1267.

It is an arithmetic number, because the mean of its divisors is an integer number (22770).

2¹⁶⁴²⁶³ is an apocalyptic number.

164263 is a deficient number, since it is larger than the sum of its proper divisors (17897).

164263 is a wasteful number, since it uses less digits than its factorization.

164263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257.

The product of its digits is 864, while the sum is 22.

The square root of 164263 is about 405.2937206521. The cubic root of 164263 is about 54.7662809597.

The spelling of 164263 in words is "one hundred sixty-four thousand, two hundred sixty-three".