497791463 has 4 divisors (see below), whose sum is σ = 536083128. Its totient is φ = 459499800.

The previous prime is 497791439. The next prime is 497791477. The reversal of 497791463 is 364197794.

It is a happy number.

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 497791463 - 2²⁰ = 496742887 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 (497791493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19145813 + ... + 19145838.

It is an arithmetic number, because the mean of its divisors is an integer number (134020782).

Almost surely, 2^497791463 is an apocalyptic number.

497791463 is a deficient number, since it is larger than the sum of its proper divisors (38291665).

497791463 is a wasteful number, since it uses less digits than its factorization.

497791463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38291664.

The product of its digits is 1143072, while the sum is 50.

The square root of 497791463 is about 22311.2407319719. The cubic root of 497791463 is about 792.5301898161.

The spelling of 497791463 in words is "four hundred ninety-seven million, seven hundred ninety-one thousand, four hundred sixty-three".