263042 has 16 divisors (see below), whose sum is σ = 434112. Its totient is φ = 118800.

The previous prime is 263023. The next prime is 263047. The reversal of 263042 is 240362.

It is a self number, because there is not a number n which added to its sum of digits gives 263042.

It is not an unprimeable number, because it can be changed into a prime (263047) 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 7 ways as a sum of consecutive naturals, for example, 1667 + ... + 1817.

It is an arithmetic number, because the mean of its divisors is an integer number (27132).

2²⁶³⁰⁴² is an apocalyptic number.

263042 is a deficient number, since it is larger than the sum of its proper divisors (171070).

263042 is a wasteful number, since it uses less digits than its factorization.

263042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 263042 is about 512.8762033864. The cubic root of 263042 is about 64.0729961386.

The spelling of 263042 in words is "two hundred sixty-three thousand, forty-two".