495497 has 4 divisors (see below), whose sum is σ = 504900. Its totient is φ = 486096.

The previous prime is 495491. The next prime is 495511. The reversal of 495497 is 794594.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 794594 = 2 ⋅397297.

It can be written as a sum of positive squares in 2 ways, for example, as 395641 + 99856 = 629^2 + 316^2 .

It is a cyclic number.

It is not a de Polignac number, because 495497 - 2⁶ = 495433 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 495497.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 495497.

It is not an unprimeable number, because it can be changed into a prime (495491) 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 3 ways as a sum of consecutive naturals, for example, 4622 + ... + 4727.

It is an arithmetic number, because the mean of its divisors is an integer number (126225).

2⁴⁹⁵⁴⁹⁷ is an apocalyptic number.

It is an amenable number.

495497 is a deficient number, since it is larger than the sum of its proper divisors (9403).

495497 is an equidigital number, since it uses as much as digits as its factorization.

495497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9402.

The product of its digits is 45360, while the sum is 38.

The square root of 495497 is about 703.9154778807. The cubic root of 495497 is about 79.1310648168.

The spelling of 495497 in words is "four hundred ninety-five thousand, four hundred ninety-seven".