504285997 has 2 divisors, whose sum is σ = 504285998. Its totient is φ = 504285996.

The previous prime is 504285967. The next prime is 504286007. The reversal of 504285997 is 799582405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 502611561 + 1674436 = 22419^2 + 1294^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-504285997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 504285997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (504285967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252142998 + 252142999.

It is an arithmetic number, because the mean of its divisors is an integer number (252142999).

Almost surely, 2^504285997 is an apocalyptic number.

It is an amenable number.

504285997 is a deficient number, since it is larger than the sum of its proper divisors (1).

504285997 is an equidigital number, since it uses as much as digits as its factorization.

504285997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 49.

The square root of 504285997 is about 22456.3130767274. The cubic root of 504285997 is about 795.9619420076.

The spelling of 504285997 in words is "five hundred four million, two hundred eighty-five thousand, nine hundred ninety-seven".