322240613 has 4 divisors (see below), whose sum is σ = 327523308. Its totient is φ = 316957920.

The previous prime is 322240591. The next prime is 322240619. The reversal of 322240613 is 316042223.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 54656449 + 267584164 = 7393^2 + 16358^2 .

It is a cyclic number.

It is not a de Polignac number, because 322240613 - 2¹⁸ = 321978469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322240619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2641256 + ... + 2641377.

It is an arithmetic number, because the mean of its divisors is an integer number (81880827).

Almost surely, 2^322240613 is an apocalyptic number.

It is an amenable number.

322240613 is a deficient number, since it is larger than the sum of its proper divisors (5282695).

322240613 is an equidigital number, since it uses as much as digits as its factorization.

322240613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5282694.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 322240613 is about 17951.0616120607. The cubic root of 322240613 is about 685.5830814178.

Adding to 322240613 its reverse (316042223), we get a palindrome (638282836).

The spelling of 322240613 in words is "three hundred twenty-two million, two hundred forty thousand, six hundred thirteen".