3655652 has 72 divisors (see below), whose sum is σ = 8758848. Its totient is φ = 1298880.

The previous prime is 3655651. The next prime is 3655661. The reversal of 3655652 is 2565563.

It is a d-powerful number, because it can be written as 3⁸ + 6² + 5⁴ + 5⁶ + 6⁸ + 5⁹ + 2⁶ .

It is not an unprimeable number, because it can be changed into a prime (3655651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44003 + ... + 44085.

Almost surely, 2^3655652 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3655652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4379424).

3655652 is an abundant number, since it is smaller than the sum of its proper divisors (5103196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3655652 is a wasteful number, since it uses less digits than its factorization.

3655652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129 (or 116 counting only the distinct ones).

The product of its digits is 27000, while the sum is 32.

The square root of 3655652 is about 1911.9759412712. The cubic root of 3655652 is about 154.0476043307.

The spelling of 3655652 in words is "three million, six hundred fifty-five thousand, six hundred fifty-two".