7322489 has 2 divisors, whose sum is σ = 7322490. Its totient is φ = 7322488.

The previous prime is 7322437. The next prime is 7322521. The reversal of 7322489 is 9842237.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7246864 + 75625 = 2692^2 + 275^2 .

It is a cyclic number.

It is not a de Polignac number, because 7322489 - 2⁸ = 7322233 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (7322389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3661244 + 3661245.

It is an arithmetic number, because the mean of its divisors is an integer number (3661245).

Almost surely, 2^7322489 is an apocalyptic number.

It is an amenable number.

7322489 is a deficient number, since it is larger than the sum of its proper divisors (1).

7322489 is an equidigital number, since it uses as much as digits as its factorization.

7322489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 35.

The square root of 7322489 is about 2706.0097930348. The cubic root of 7322489 is about 194.1867422821.

The spelling of 7322489 in words is "seven million, three hundred twenty-two thousand, four hundred eighty-nine".