497816855 has 8 divisors (see below), whose sum is σ = 605794464. Its totient is φ = 392644000.

The previous prime is 497816827. The next prime is 497816873. The reversal of 497816855 is 558618794.

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

It is not a de Polignac number, because 497816855 - 2¹⁰ = 497815831 is a prime.

It is a super-2 number, since 2×497816855² = 495643242244182050, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 497816797 and 497816806.

It is a congruent number.

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, 700796 + ... + 701505.

It is an arithmetic number, because the mean of its divisors is an integer number (75724308).

Almost surely, 2^497816855 is an apocalyptic number.

497816855 is a deficient number, since it is larger than the sum of its proper divisors (107977609).

497816855 is a wasteful number, since it uses less digits than its factorization.

497816855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1402377.

The product of its digits is 2419200, while the sum is 53.

The square root of 497816855 is about 22311.8097652342. The cubic root of 497816855 is about 792.5436650602.

The spelling of 497816855 in words is "four hundred ninety-seven million, eight hundred sixteen thousand, eight hundred fifty-five".