497730773 has 2 divisors, whose sum is σ = 497730774. Its totient is φ = 497730772.

The previous prime is 497730757. The next prime is 497730797. The reversal of 497730773 is 377037794.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 497156209 + 574564 = 22297^2 + 758^2 .

It is a cyclic number.

It is not a de Polignac number, because 497730773 - 2⁴ = 497730757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (497730713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248865386 + 248865387.

It is an arithmetic number, because the mean of its divisors is an integer number (248865387).

Almost surely, 2^497730773 is an apocalyptic number.

It is an amenable number.

497730773 is a deficient number, since it is larger than the sum of its proper divisors (1).

497730773 is an equidigital number, since it uses as much as digits as its factorization.

497730773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777924, while the sum is 47.

The square root of 497730773 is about 22309.8806137550. The cubic root of 497730773 is about 792.4979804703.

The spelling of 497730773 in words is "four hundred ninety-seven million, seven hundred thirty thousand, seven hundred seventy-three".