3253663 has 4 divisors (see below), whose sum is σ = 3718480. Its totient is φ = 2788848.

The previous prime is 3253631. The next prime is 3253697. The reversal of 3253663 is 3663523.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3663523 = 19 ⋅192817.

It is a cyclic number.

It is not a de Polignac number, because 3253663 - 2⁵ = 3253631 is a prime.

It is a super-3 number, since 3×3253663³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3253463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232398 + ... + 232411.

It is an arithmetic number, because the mean of its divisors is an integer number (929620).

Almost surely, 2^3253663 is an apocalyptic number.

3253663 is a deficient number, since it is larger than the sum of its proper divisors (464817).

3253663 is an equidigital number, since it uses as much as digits as its factorization.

3253663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464816.

The product of its digits is 9720, while the sum is 28.

The square root of 3253663 is about 1803.7912850438. The cubic root of 3253663 is about 148.1804318756.

It can be divided in two parts, 3253 and 663, that added together give a triangular number (3916 = T₈₈).

The spelling of 3253663 in words is "three million, two hundred fifty-three thousand, six hundred sixty-three".