3616648 has 64 divisors (see below), whose sum is σ = 8553600. Its totient is φ = 1397760.

The previous prime is 3616637. The next prime is 3616649. The reversal of 3616648 is 8466163.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (3616649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27543 + ... + 27673.

It is an arithmetic number, because the mean of its divisors is an integer number (133650).

Almost surely, 2^3616648 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 3616648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4276800).

3616648 is an abundant number, since it is smaller than the sum of its proper divisors (4936952).

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

3616648 is a wasteful number, since it uses less digits than its factorization.

3616648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190 (or 186 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 3616648 is about 1901.7486689886. The cubic root of 3616648 is about 153.4977735957.

The spelling of 3616648 in words is "three million, six hundred sixteen thousand, six hundred forty-eight".