497766 has 16 divisors (see below), whose sum is σ = 1039104. Its totient is φ = 158664.

The previous prime is 497741. The next prime is 497771. The reversal of 497766 is 667794.

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 497766.

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, 1666 + ... + 1941.

It is an arithmetic number, because the mean of its divisors is an integer number (64944).

2⁴⁹⁷⁷⁶⁶ is an apocalyptic number.

497766 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

497766 is an abundant number, since it is smaller than the sum of its proper divisors (541338).

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

497766 is a wasteful number, since it uses less digits than its factorization.

497766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3635.

The product of its digits is 63504, while the sum is 39.

The square root of 497766 is about 705.5253361857. The cubic root of 497766 is about 79.2516676433.

Adding to 497766 its product of digits (63504), we get a triangular number (561270 = T₁₀₅₉).

The spelling of 497766 in words is "four hundred ninety-seven thousand, seven hundred sixty-six".