3240073 has 2 divisors, whose sum is σ = 3240074. Its totient is φ = 3240072.

The previous prime is 3240043. The next prime is 3240101. The reversal of 3240073 is 3700423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3069504 + 170569 = 1752^2 + 413^2 .

It is an emirp because it is prime and its reverse (3700423) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3240073 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3240073.

It is not a weakly prime, because it can be changed into another prime (3240043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1620036 + 1620037.

It is an arithmetic number, because the mean of its divisors is an integer number (1620037).

Almost surely, 2^3240073 is an apocalyptic number.

It is an amenable number.

3240073 is a deficient number, since it is larger than the sum of its proper divisors (1).

3240073 is an equidigital number, since it uses as much as digits as its factorization.

3240073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 19.

The square root of 3240073 is about 1800.0202776636. The cubic root of 3240073 is about 147.9738357693.

Adding to 3240073 its reverse (3700423), we get a palindrome (6940496).

The spelling of 3240073 in words is "three million, two hundred forty thousand, seventy-three".