497681743 has 4 divisors (see below), whose sum is σ = 535964968. Its totient is φ = 459398520.

The previous prime is 497681711. The next prime is 497681747. The reversal of 497681743 is 347186794.

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

It is a cyclic number.

It is not a de Polignac number, because 497681743 - 2⁵ = 497681711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497681747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19141593 + ... + 19141618.

It is an arithmetic number, because the mean of its divisors is an integer number (133991242).

Almost surely, 2^497681743 is an apocalyptic number.

497681743 is a deficient number, since it is larger than the sum of its proper divisors (38283225).

497681743 is a wasteful number, since it uses less digits than its factorization.

497681743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38283224.

The product of its digits is 1016064, while the sum is 49.

The square root of 497681743 is about 22308.7817462093. The cubic root of 497681743 is about 792.4719573979.

The spelling of 497681743 in words is "four hundred ninety-seven million, six hundred eighty-one thousand, seven hundred forty-three".