497493277 has 4 divisors (see below), whose sum is σ = 497926656. Its totient is φ = 497059900.

The previous prime is 497493259. The next prime is 497493281. The reversal of 497493277 is 772394794.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 772394794 = 2 ⋅386197397.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-497493277 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 (497463277) 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, 214963 + ... + 217264.

It is an arithmetic number, because the mean of its divisors is an integer number (124481664).

Almost surely, 2^497493277 is an apocalyptic number.

It is an amenable number.

497493277 is a deficient number, since it is larger than the sum of its proper divisors (433379).

497493277 is a wasteful number, since it uses less digits than its factorization.

497493277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433378.

The product of its digits is 2667168, while the sum is 52.

The square root of 497493277 is about 22304.5573145938. The cubic root of 497493277 is about 792.3719116164.

The spelling of 497493277 in words is "four hundred ninety-seven million, four hundred ninety-three thousand, two hundred seventy-seven".