497871355 has 4 divisors (see below), whose sum is σ = 597445632. Its totient is φ = 398297080.

The previous prime is 497871281. The next prime is 497871373. The reversal of 497871355 is 553178794.

It is a happy number.

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

It is not a de Polignac number, because 497871355 - 2⁹ = 497870843 is a prime.

It is a super-2 number, since 2×497871355² = 495751772259072050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 497871299 and 497871308.

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, 49787131 + ... + 49787140.

It is an arithmetic number, because the mean of its divisors is an integer number (149361408).

Almost surely, 2^497871355 is an apocalyptic number.

497871355 is a deficient number, since it is larger than the sum of its proper divisors (99574277).

497871355 is an equidigital number, since it uses as much as digits as its factorization.

497871355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99574276.

The product of its digits is 1058400, while the sum is 49.

The square root of 497871355 is about 22313.0310581059. The cubic root of 497871355 is about 792.5725860400.

The spelling of 497871355 in words is "four hundred ninety-seven million, eight hundred seventy-one thousand, three hundred fifty-five".