497222807 has 2 divisors, whose sum is σ = 497222808. Its totient is φ = 497222806.

The previous prime is 497222779. The next prime is 497222813. The reversal of 497222807 is 708222794.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 497222807 - 2¹⁰ = 497221783 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (497222827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248611403 + 248611404.

It is an arithmetic number, because the mean of its divisors is an integer number (248611404).

Almost surely, 2^497222807 is an apocalyptic number.

497222807 is a deficient number, since it is larger than the sum of its proper divisors (1).

497222807 is an equidigital number, since it uses as much as digits as its factorization.

497222807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 497222807 is about 22298.4933795985. The cubic root of 497222807 is about 792.2282904589.

The spelling of 497222807 in words is "four hundred ninety-seven million, two hundred twenty-two thousand, eight hundred seven".