492840847 has 2 divisors, whose sum is σ = 492840848. Its totient is φ = 492840846.

The previous prime is 492840833. The next prime is 492840937. The reversal of 492840847 is 748048294.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 492840847 - 2²³ = 484452239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 492840797 and 492840806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (492820847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246420423 + 246420424.

It is an arithmetic number, because the mean of its divisors is an integer number (246420424).

Almost surely, 2^492840847 is an apocalyptic number.

492840847 is a deficient number, since it is larger than the sum of its proper divisors (1).

492840847 is an equidigital number, since it uses as much as digits as its factorization.

492840847 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 516096, while the sum is 46.

The square root of 492840847 is about 22200.0190765684. The cubic root of 492840847 is about 789.8941518176.

The spelling of 492840847 in words is "four hundred ninety-two million, eight hundred forty thousand, eight hundred forty-seven".