497222805 has 16 divisors (see below), whose sum is σ = 796708224. Its totient is φ = 264801600.

The previous prime is 497222779. The next prime is 497222807. The reversal of 497222805 is 508222794.

It is not a de Polignac number, because 497222805 - 2²⁶ = 430113941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497222807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13129 + ... + 34158.

It is an arithmetic number, because the mean of its divisors is an integer number (49794264).

Almost surely, 2^497222805 is an apocalyptic number.

It is an amenable number.

497222805 is a deficient number, since it is larger than the sum of its proper divisors (299485419).

497222805 is a wasteful number, since it uses less digits than its factorization.

497222805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47996.

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 497222805 is about 22298.4933347525. The cubic root of 497222805 is about 792.2282893967.

The spelling of 497222805 in words is "four hundred ninety-seven million, two hundred twenty-two thousand, eight hundred five".