263427 has 8 divisors (see below), whose sum is σ = 353616. Its totient is φ = 174432.

The previous prime is 263423. The next prime is 263429. The reversal of 263427 is 724362.

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

It is not a de Polignac number, because 263427 - 2² = 263423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 263397 and 263406.

It is not an unprimeable number, because it can be changed into a prime (263423) 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, 673 + ... + 989.

It is an arithmetic number, because the mean of its divisors is an integer number (44202).

2²⁶³⁴²⁷ is an apocalyptic number.

263427 is a deficient number, since it is larger than the sum of its proper divisors (90189).

263427 is a wasteful number, since it uses less digits than its factorization.

263427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597.

The product of its digits is 2016, while the sum is 24.

The square root of 263427 is about 513.2514003878. The cubic root of 263427 is about 64.1042409312.

Adding to 263427 its reverse (724362), we get a palindrome (987789).

The spelling of 263427 in words is "two hundred sixty-three thousand, four hundred twenty-seven".