492341909 has 2 divisors, whose sum is σ = 492341910. Its totient is φ = 492341908.

The previous prime is 492341897. The next prime is 492341921. The reversal of 492341909 is 909143294.

It is a balanced prime because it is at equal distance from previous prime (492341897) and next prime (492341921).

It can be written as a sum of positive squares in only one way, i.e., 459244900 + 33097009 = 21430^2 + 5753^2 .

It is a cyclic number.

It is not a de Polignac number, because 492341909 - 2²⁴ = 475564693 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (492341939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246170954 + 246170955.

It is an arithmetic number, because the mean of its divisors is an integer number (246170955).

Almost surely, 2^492341909 is an apocalyptic number.

It is an amenable number.

492341909 is a deficient number, since it is larger than the sum of its proper divisors (1).

492341909 is an equidigital number, since it uses as much as digits as its factorization.

492341909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 492341909 is about 22188.7788983531. The cubic root of 492341909 is about 789.6275063882.

The spelling of 492341909 in words is "four hundred ninety-two million, three hundred forty-one thousand, nine hundred nine".