497320 has 16 divisors (see below), whose sum is σ = 1119060. Its totient is φ = 198912.

The previous prime is 497309. The next prime is 497323. The reversal of 497320 is 23794.

It can be written as a sum of positive squares in 2 ways, for example, as 459684 + 37636 = 678^2 + 194^2 .

It is not an unprimeable number, because it can be changed into a prime (497323) by changing a digit.

497320 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6177 + ... + 6256.

2⁴⁹⁷³²⁰ is an apocalyptic number.

497320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

497320 is an abundant number, since it is smaller than the sum of its proper divisors (621740).

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

497320 is a wasteful number, since it uses less digits than its factorization.

497320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12444 (or 12440 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 497320 is about 705.2091888227. The cubic root of 497320 is about 79.2279906506.

The spelling of 497320 in words is "four hundred ninety-seven thousand, three hundred twenty".