492586049 has 2 divisors, whose sum is σ = 492586050. Its totient is φ = 492586048.

The previous prime is 492586019. The next prime is 492586051. The reversal of 492586049 is 940685294.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 371255824 + 121330225 = 19268^2 + 11015^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-492586049 is a prime.

Together with 492586051, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_25985486 and since 492586049 and 25985486 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 492585994 and 492586012.

It is not a weakly prime, because it can be changed into another prime (492586019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246293024 + 246293025.

It is an arithmetic number, because the mean of its divisors is an integer number (246293025).

Almost surely, 2^492586049 is an apocalyptic number.

It is an amenable number.

492586049 is a deficient number, since it is larger than the sum of its proper divisors (1).

492586049 is an equidigital number, since it uses as much as digits as its factorization.

492586049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 47.

The square root of 492586049 is about 22194.2796458907. The cubic root of 492586049 is about 789.7580036435.

The spelling of 492586049 in words is "four hundred ninety-two million, five hundred eighty-six thousand, forty-nine".