322491041 has 2 divisors, whose sum is σ = 322491042. Its totient is φ = 322491040.

The previous prime is 322491023. The next prime is 322491067. The reversal of 322491041 is 140194223.

It is an a-pointer prime, because the next prime (322491067) can be obtained adding 322491041 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 313467025 + 9024016 = 17705^2 + 3004^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-322491041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 322491041.

It is not a weakly prime, because it can be changed into another prime (322491011) 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, 161245520 + 161245521.

It is an arithmetic number, because the mean of its divisors is an integer number (161245521).

Almost surely, 2^322491041 is an apocalyptic number.

It is an amenable number.

322491041 is a deficient number, since it is larger than the sum of its proper divisors (1).

322491041 is an equidigital number, since it uses as much as digits as its factorization.

322491041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 322491041 is about 17958.0355551491. The cubic root of 322491041 is about 685.7606348114.

The spelling of 322491041 in words is "three hundred twenty-two million, four hundred ninety-one thousand, forty-one".