4661648 has 20 divisors (see below), whose sum is σ = 9225600. Its totient is φ = 2280864.

The previous prime is 4661639. The next prime is 4661651. The reversal of 4661648 is 8461664.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2348 + ... + 3851.

It is an arithmetic number, because the mean of its divisors is an integer number (461280).

Almost surely, 2^4661648 is an apocalyptic number.

It is an amenable number.

4661648 is a deficient number, since it is larger than the sum of its proper divisors (4563952).

4661648 is a wasteful number, since it uses less digits than its factorization.

4661648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6254 (or 6248 counting only the distinct ones).

The product of its digits is 27648, while the sum is 35.

The square root of 4661648 is about 2159.0849913795. The cubic root of 4661648 is about 167.0500047466.

It can be divided in two parts, 46616 and 48, that added together give a palindrome (46664).

The spelling of 4661648 in words is "four million, six hundred sixty-one thousand, six hundred forty-eight".