263496 has 16 divisors (see below), whose sum is σ = 658800. Its totient is φ = 87824.

The previous prime is 263491. The next prime is 263503. The reversal of 263496 is 694362.

It is a d-powerful number, because it can be written as 2⁵ + 6 + 4⁹ + 3² + 9 + 6⁴ .

It is not an unprimeable number, because it can be changed into a prime (263491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5466 + ... + 5513.

It is an arithmetic number, because the mean of its divisors is an integer number (41175).

2²⁶³⁴⁹⁶ is an apocalyptic number.

It is an amenable number.

263496 is an abundant number, since it is smaller than the sum of its proper divisors (395304).

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

263496 is a wasteful number, since it uses less digits than its factorization.

263496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10988 (or 10984 counting only the distinct ones).

The product of its digits is 7776, while the sum is 30.

The square root of 263496 is about 513.3186145076. The cubic root of 263496 is about 64.1098374298.

The spelling of 263496 in words is "two hundred sixty-three thousand, four hundred ninety-six".