497556 has 48 divisors (see below), whose sum is σ = 1370880. Its totient is φ = 155520.

The previous prime is 497551. The next prime is 497557. The reversal of 497556 is 655794.

497556 = T₈ + T₉ + ... + T₁₄₃.

497556 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 497556.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 497556.

It is not an unprimeable number, because it can be changed into a prime (497551) by changing a digit.

497556 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 1701 + ... + 1971.

It is an arithmetic number, because the mean of its divisors is an integer number (28560).

2⁴⁹⁷⁵⁵⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 497556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (685440).

497556 is an abundant number, since it is smaller than the sum of its proper divisors (873324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

497556 is a wasteful number, since it uses less digits than its factorization.

497556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301 (or 293 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 497556 is about 705.3764952137. The cubic root of 497556 is about 79.2405210462.

The spelling of 497556 in words is "four hundred ninety-seven thousand, five hundred fifty-six".