495965 has 8 divisors (see below), whose sum is σ = 598968. Its totient is φ = 394240.

The previous prime is 495959. The next prime is 495967. The reversal of 495965 is 569594.

It can be written as a sum of positive squares in 4 ways, for example, as 63001 + 432964 = 251^2 + 658^2 .

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

It is not a de Polignac number, because 495965 - 2¹⁴ = 479581 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495967) 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 7 ways as a sum of consecutive naturals, for example, 1229 + ... + 1581.

It is an arithmetic number, because the mean of its divisors is an integer number (74871).

2⁴⁹⁵⁹⁶⁵ is an apocalyptic number.

It is an amenable number.

495965 is a deficient number, since it is larger than the sum of its proper divisors (103003).

495965 is a wasteful number, since it uses less digits than its factorization.

495965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639.

The product of its digits is 48600, while the sum is 38.

The square root of 495965 is about 704.2478256977. The cubic root of 495965 is about 79.1559702384.

The spelling of 495965 in words is "four hundred ninety-five thousand, nine hundred sixty-five".