263466 has 64 divisors (see below), whose sum is σ = 725760. Its totient is φ = 69120.

The previous prime is 263443. The next prime is 263489. The reversal of 263466 is 664362.

It is an interprime number because it is at equal distance from previous prime (263443) and next prime (263489).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6406 + ... + 6446.

It is an arithmetic number, because the mean of its divisors is an integer number (11340).

2²⁶³⁴⁶⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 263466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (362880).

263466 is an abundant number, since it is smaller than the sum of its proper divisors (462294).

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

263466 is a wasteful number, since it uses less digits than its factorization.

263466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76 (or 70 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 263466 is about 513.2893920587. The cubic root of 263466 is about 64.1074042896.

It can be divided in two parts, 263 and 466, that added together give a 6-th power (729 = 3⁶).

The spelling of 263466 in words is "two hundred sixty-three thousand, four hundred sixty-six".