3243073 has 4 divisors (see below), whose sum is σ = 3433860. Its totient is φ = 3052288.

The previous prime is 3243061. The next prime is 3243101. The reversal of 3243073 is 3703423.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3703423 = 19 ⋅194917.

It can be written as a sum of positive squares in 2 ways, for example, as 2259009 + 984064 = 1503^2 + 992^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3243073 is a prime.

It is a Duffinian number.

3243073 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3243043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95368 + ... + 95401.

It is an arithmetic number, because the mean of its divisors is an integer number (858465).

Almost surely, 2^3243073 is an apocalyptic number.

It is an amenable number.

3243073 is a deficient number, since it is larger than the sum of its proper divisors (190787).

3243073 is a wasteful number, since it uses less digits than its factorization.

3243073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190786.

The product of its (nonzero) digits is 1512, while the sum is 22.

The square root of 3243073 is about 1800.8534088037. The cubic root of 3243073 is about 148.0194915892.

Adding to 3243073 its reverse (3703423), we get a palindrome (6946496).

The spelling of 3243073 in words is "three million, two hundred forty-three thousand, seventy-three".