3225623 has 4 divisors (see below), whose sum is σ = 3312840. Its totient is φ = 3138408.

The previous prime is 3225539. The next prime is 3225647. The reversal of 3225623 is 3265223.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3265223 = 13 ⋅251171.

It is a cyclic number.

It is not a de Polignac number, because 3225623 - 2¹⁸ = 2963479 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 (3225653) 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, 43553 + ... + 43626.

It is an arithmetic number, because the mean of its divisors is an integer number (828210).

Almost surely, 2^3225623 is an apocalyptic number.

3225623 is a deficient number, since it is larger than the sum of its proper divisors (87217).

3225623 is an equidigital number, since it uses as much as digits as its factorization.

3225623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87216.

The product of its digits is 2160, while the sum is 23.

The square root of 3225623 is about 1796.0019487740. The cubic root of 3225623 is about 147.7535312175.

The spelling of 3225623 in words is "three million, two hundred twenty-five thousand, six hundred twenty-three".