3263644 has 12 divisors (see below), whose sum is σ = 5808600. Its totient is φ = 1604048.

The previous prime is 3263639. The next prime is 3263647. The reversal of 3263644 is 4463623.

3263644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 3⁷ + 2⁹ + 6⁴ + 3¹² + 6⁸ + 4² + 4¹⁰ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3263647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6679 + ... + 7150.

It is an arithmetic number, because the mean of its divisors is an integer number (484050).

Almost surely, 2^3263644 is an apocalyptic number.

It is an amenable number.

3263644 is a deficient number, since it is larger than the sum of its proper divisors (2544956).

3263644 is a wasteful number, since it uses less digits than its factorization.

3263644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13892 (or 13890 counting only the distinct ones).

The product of its digits is 10368, while the sum is 28.

The square root of 3263644 is about 1806.5558391591. Note that the first 3 decimals coincide. The cubic root of 3263644 is about 148.3317975966.

The spelling of 3263644 in words is "three million, two hundred sixty-three thousand, six hundred forty-four".