263000 has 32 divisors (see below), whose sum is σ = 617760. Its totient is φ = 104800.

The previous prime is 262981. The next prime is 263009. The reversal of 263000 is 362.

It is a happy number.

263000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263009) by changing a digit.

263000 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 869 + ... + 1131.

It is an arithmetic number, because the mean of its divisors is an integer number (19305).

2²⁶³⁰⁰⁰ is an apocalyptic number.

263000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 263000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (308880).

263000 is an abundant number, since it is smaller than the sum of its proper divisors (354760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

263000 is a wasteful number, since it uses less digits than its factorization.

263000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284 (or 270 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 263000 is about 512.8352561983. The cubic root of 263000 is about 64.0695857719.

Adding to 263000 its reverse (362), we get a palindrome (263362).

The spelling of 263000 in words is "two hundred sixty-three thousand".