3245663 has 4 divisors (see below), whose sum is σ = 3262848. Its totient is φ = 3228480.

The previous prime is 3245659. The next prime is 3245687. The reversal of 3245663 is 3665423.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3665423 = 19 ⋅192917.

It is a cyclic number.

It is not a de Polignac number, because 3245663 - 2² = 3245659 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3245063) 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, 8306 + ... + 8687.

It is an arithmetic number, because the mean of its divisors is an integer number (815712).

Almost surely, 2^3245663 is an apocalyptic number.

3245663 is a deficient number, since it is larger than the sum of its proper divisors (17185).

3245663 is a wasteful number, since it uses less digits than its factorization.

3245663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17184.

The product of its digits is 12960, while the sum is 29.

The square root of 3245663 is about 1801.5723687934. The cubic root of 3245663 is about 148.0588851388.

The spelling of 3245663 in words is "three million, two hundred forty-five thousand, six hundred sixty-three".