263434 has 8 divisors (see below), whose sum is σ = 399168. Its totient is φ = 130380.

The previous prime is 263429. The next prime is 263437. The reversal of 263434 is 434362.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 2⁹ + 6 + 4² + 3³ + 3⁶ + 4⁹ .

It is not an unprimeable number, because it can be changed into a prime (263437) 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, 402 + ... + 829.

It is an arithmetic number, because the mean of its divisors is an integer number (49896).

2²⁶³⁴³⁴ is an apocalyptic number.

263434 is a deficient number, since it is larger than the sum of its proper divisors (135734).

263434 is a wasteful number, since it uses less digits than its factorization.

263434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340.

The product of its digits is 1728, while the sum is 22.

The square root of 263434 is about 513.2582196127. The cubic root of 263434 is about 64.1048087364.

Adding to 263434 its reverse (434362), we get a palindrome (697796).

It can be divided in two parts, 2 and 63434, that added together give a palindrome (63436).

The spelling of 263434 in words is "two hundred sixty-three thousand, four hundred thirty-four".