263038 has 4 divisors (see below), whose sum is σ = 394560. Its totient is φ = 131518.

The previous prime is 263023. The next prime is 263047. The reversal of 263038 is 830362.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 65758 + ... + 65761.

It is an arithmetic number, because the mean of its divisors is an integer number (98640).

2²⁶³⁰³⁸ is an apocalyptic number.

263038 is a deficient number, since it is larger than the sum of its proper divisors (131522).

263038 is a wasteful number, since it uses less digits than its factorization.

263038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131521.

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

The square root of 263038 is about 512.8723037950. The cubic root of 263038 is about 64.0726713574.

The spelling of 263038 in words is "two hundred sixty-three thousand, thirty-eight".