504398197 has 2 divisors, whose sum is σ = 504398198. Its totient is φ = 504398196.

The previous prime is 504398161. The next prime is 504398233. The reversal of 504398197 is 791893405.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (504398161) and next prime (504398233).

It can be written as a sum of positive squares in only one way, i.e., 482505156 + 21893041 = 21966^2 + 4679^2 .

It is a cyclic number.

It is not a de Polignac number, because 504398197 - 2²³ = 496009589 is a prime.

It is a super-2 number, since 2×504398197² = 508835082273701618, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (504398597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252199098 + 252199099.

It is an arithmetic number, because the mean of its divisors is an integer number (252199099).

Almost surely, 2^504398197 is an apocalyptic number.

It is an amenable number.

504398197 is a deficient number, since it is larger than the sum of its proper divisors (1).

504398197 is an equidigital number, since it uses as much as digits as its factorization.

504398197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 504398197 is about 22458.8111216956. The cubic root of 504398197 is about 796.0209695620.

The spelling of 504398197 in words is "five hundred four million, three hundred ninety-eight thousand, one hundred ninety-seven".