497343505 has 4 divisors (see below), whose sum is σ = 596812212. Its totient is φ = 397874800.

The previous prime is 497343443. The next prime is 497343521. The reversal of 497343505 is 505343794.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 111260304 + 386083201 = 10548^2 + 19649^2 .

It is a de Polignac number, because none of the positive numbers 2^k-497343505 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49734346 + ... + 49734355.

It is an arithmetic number, because the mean of its divisors is an integer number (149203053).

Almost surely, 2^497343505 is an apocalyptic number.

It is an amenable number.

497343505 is a deficient number, since it is larger than the sum of its proper divisors (99468707).

497343505 is an equidigital number, since it uses as much as digits as its factorization.

497343505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99468706.

The product of its (nonzero) digits is 226800, while the sum is 40.

The square root of 497343505 is about 22301.1996314100. The cubic root of 497343505 is about 792.2923882388.

The spelling of 497343505 in words is "four hundred ninety-seven million, three hundred forty-three thousand, five hundred five".