497506 has 4 divisors (see below), whose sum is σ = 746262. Its totient is φ = 248752.

The previous prime is 497501. The next prime is 497507. The reversal of 497506 is 605794.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 349281 + 148225 = 591^2 + 385^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (497501) 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 as a sum of consecutive naturals, namely, 124375 + ... + 124378.

2⁴⁹⁷⁵⁰⁶ is an apocalyptic number.

497506 is a deficient number, since it is larger than the sum of its proper divisors (248756).

497506 is a wasteful number, since it uses less digits than its factorization.

497506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248755.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 497506 is about 705.3410522577. The cubic root of 497506 is about 79.2378666322.

The spelling of 497506 in words is "four hundred ninety-seven thousand, five hundred six".