497765 has 8 divisors (see below), whose sum is σ = 603288. Its totient is φ = 394240.

The previous prime is 497741. The next prime is 497771. The reversal of 497765 is 567794.

It can be written as a sum of positive squares in 4 ways, for example, as 16129 + 481636 = 127^2 + 694^2 .

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

It is not a de Polignac number, because 497765 - 2⁶ = 497701 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125 + ... + 1005.

It is an arithmetic number, because the mean of its divisors is an integer number (75411).

2⁴⁹⁷⁷⁶⁵ is an apocalyptic number.

It is an amenable number.

497765 is a deficient number, since it is larger than the sum of its proper divisors (105523).

497765 is a wasteful number, since it uses less digits than its factorization.

497765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999.

The product of its digits is 52920, while the sum is 38.

The square root of 497765 is about 705.5246274936. The cubic root of 497765 is about 79.2516145717.

The spelling of 497765 in words is "four hundred ninety-seven thousand, seven hundred sixty-five".