495803 has 16 divisors (see below), whose sum is σ = 635904. Its totient is φ = 375360.

The previous prime is 495799. The next prime is 495821. The reversal of 495803 is 308594.

It is a cyclic number.

It is not a de Polignac number, because 495803 - 2² = 495799 is a prime.

It is a super-2 number, since 2×495803² = 491641229618, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 13.

It is a nialpdrome in base 14.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 495803.

It is not an unprimeable number, because it can be changed into a prime (495893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3551 + ... + 3687.

It is an arithmetic number, because the mean of its divisors is an integer number (39744).

2⁴⁹⁵⁸⁰³ is an apocalyptic number.

495803 is a deficient number, since it is larger than the sum of its proper divisors (140101).

495803 is a wasteful number, since it uses less digits than its factorization.

495803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 495803 is about 704.1327999746. The cubic root of 495803 is about 79.1473509047.

The spelling of 495803 in words is "four hundred ninety-five thousand, eight hundred three".