3652664 has 16 divisors (see below), whose sum is σ = 6932520. Its totient is φ = 1804000.

The previous prime is 3652661. The next prime is 3652669. The reversal of 3652664 is 4662563.

It is a d-powerful number, because it can be written as 3¹³ + 6⁵ + 5⁹ + 2⁵ + 6⁶ + 6⁶ + 4⁶ .

It is a self number, because there is not a number n which added to its sum of digits gives 3652664.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3652661) 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, 2087 + ... + 3414.

Almost surely, 2^3652664 is an apocalyptic number.

It is an amenable number.

3652664 is a deficient number, since it is larger than the sum of its proper divisors (3279856).

3652664 is a wasteful number, since it uses less digits than its factorization.

3652664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5590 (or 5586 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 3652664 is about 1911.1943909503. The cubic root of 3652664 is about 154.0056218783.

The spelling of 3652664 in words is "three million, six hundred fifty-two thousand, six hundred sixty-four".