495263 has 4 divisors (see below), whose sum is σ = 498048. Its totient is φ = 492480.

The previous prime is 495241. The next prime is 495269. The reversal of 495263 is 362594.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 362594 = 2 ⋅181297.

It is a cyclic number.

It is not a de Polignac number, because 495263 - 2⁶ = 495199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 495263.

It is not an unprimeable number, because it can be changed into a prime (495269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1106 + ... + 1487.

It is an arithmetic number, because the mean of its divisors is an integer number (124512).

2⁴⁹⁵²⁶³ is an apocalyptic number.

495263 is a deficient number, since it is larger than the sum of its proper divisors (2785).

495263 is a wasteful number, since it uses less digits than its factorization.

495263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2784.

The product of its digits is 6480, while the sum is 29.

The square root of 495263 is about 703.7492451150. The cubic root of 495263 is about 79.1186062249.

The spelling of 495263 in words is "four hundred ninety-five thousand, two hundred sixty-three".