492331093 has 2 divisors, whose sum is σ = 492331094. Its totient is φ = 492331092.

The previous prime is 492331079. The next prime is 492331109. The reversal of 492331093 is 390133294.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 258791569 + 233539524 = 16087^2 + 15282^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-492331093 is a prime.

It is a super-4 number, since 4×492331093⁴ (a number of 36 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (492331013) 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, 246165546 + 246165547.

It is an arithmetic number, because the mean of its divisors is an integer number (246165547).

Almost surely, 2^492331093 is an apocalyptic number.

It is an amenable number.

492331093 is a deficient number, since it is larger than the sum of its proper divisors (1).

492331093 is an equidigital number, since it uses as much as digits as its factorization.

492331093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 492331093 is about 22188.5351702180. The cubic root of 492331093 is about 789.6217240423.

The spelling of 492331093 in words is "four hundred ninety-two million, three hundred thirty-one thousand, ninety-three".