3629644 has 12 divisors (see below), whose sum is σ = 6365464. Its totient is φ = 1810944.

The previous prime is 3629629. The next prime is 3629657. The reversal of 3629644 is 4469263.

3629644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 3 + 6⁸ + 2¹³ + 9 + 6⁸ + 4³ + 4⁹ .

Its product of digits (31104) is a multiple of the sum of its prime factors (1944).

It is an unprimeable number.

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, 2572 + ... + 3724.

Almost surely, 2^3629644 is an apocalyptic number.

It is an amenable number.

3629644 is a deficient number, since it is larger than the sum of its proper divisors (2735820).

3629644 is a wasteful number, since it uses less digits than its factorization.

3629644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1944 (or 1942 counting only the distinct ones).

The product of its digits is 31104, while the sum is 34.

The square root of 3629644 is about 1905.1624602642. The cubic root of 3629644 is about 153.6814125524.

The spelling of 3629644 in words is "three million, six hundred twenty-nine thousand, six hundred forty-four".