492519697 has 2 divisors, whose sum is σ = 492519698. Its totient is φ = 492519696.

The previous prime is 492519623. The next prime is 492519749. The reversal of 492519697 is 796915294.

It is an a-pointer prime, because the next prime (492519749) can be obtained adding 492519697 to its sum of digits (52).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 440622081 + 51897616 = 20991^2 + 7204^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-492519697 is a prime.

It is not a weakly prime, because it can be changed into another prime (492519607) 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 as a sum of consecutive naturals, namely, 246259848 + 246259849.

It is an arithmetic number, because the mean of its divisors is an integer number (246259849).

Almost surely, 2^492519697 is an apocalyptic number.

It is an amenable number.

492519697 is a deficient number, since it is larger than the sum of its proper divisors (1).

492519697 is an equidigital number, since it uses as much as digits as its factorization.

492519697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1224720, while the sum is 52.

The square root of 492519697 is about 22192.7847959647. The cubic root of 492519697 is about 789.7225415645.

The spelling of 492519697 in words is "four hundred ninety-two million, five hundred nineteen thousand, six hundred ninety-seven".