263348 has 6 divisors (see below), whose sum is σ = 460866. Its totient is φ = 131672.

The previous prime is 263323. The next prime is 263369. The reversal of 263348 is 843362.

It can be written as a sum of positive squares in only one way, i.e., 178084 + 85264 = 422^2 + 292^2 .

It is an Ulam number.

It is a d-powerful number, because it can be written as 2³ + 6³ + 3⁵ + 3⁶ + 4⁹ + 8 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32915 + ... + 32922.

It is an arithmetic number, because the mean of its divisors is an integer number (76811).

2²⁶³³⁴⁸ is an apocalyptic number.

It is an amenable number.

263348 is a deficient number, since it is larger than the sum of its proper divisors (197518).

263348 is a wasteful number, since it uses less digits than its factorization.

263348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65841 (or 65839 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

The square root of 263348 is about 513.1744342814. The cubic root of 263348 is about 64.0978321457.

The spelling of 263348 in words is "two hundred sixty-three thousand, three hundred forty-eight".