497317899 has 8 divisors (see below), whose sum is σ = 714097552. Its totient is φ = 306041760.

The previous prime is 497317889. The next prime is 497317907. The reversal of 497317899 is 998713794.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 497317899 - 2⁴ = 497317883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (497317819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6375832 + ... + 6375909.

It is an arithmetic number, because the mean of its divisors is an integer number (89262194).

Almost surely, 2^497317899 is an apocalyptic number.

497317899 is a deficient number, since it is larger than the sum of its proper divisors (216779653).

497317899 is a wasteful number, since it uses less digits than its factorization.

497317899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12751757.

The product of its digits is 3429216, while the sum is 57.

The square root of 497317899 is about 22300.6255293433. The cubic root of 497317899 is about 792.2787908044.

It can be divided in two parts, 49731 and 7899, that added together give a triangular number (57630 = T₃₃₉).

The spelling of 497317899 in words is "four hundred ninety-seven million, three hundred seventeen thousand, eight hundred ninety-nine".