4501648 has 10 divisors (see below), whose sum is σ = 8721974. Its totient is φ = 2250816.

The previous prime is 4501621. The next prime is 4501649. The reversal of 4501648 is 8461054.

It can be written as a sum of positive squares in only one way, i.e., 3640464 + 861184 = 1908^2 + 928^2 .

It is not an unprimeable number, because it can be changed into a prime (4501649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140661 + ... + 140692.

Almost surely, 2^4501648 is an apocalyptic number.

It is an amenable number.

4501648 is a deficient number, since it is larger than the sum of its proper divisors (4220326).

4501648 is a wasteful number, since it uses less digits than its factorization.

4501648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281361 (or 281355 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 4501648 is about 2121.7087453277. The cubic root of 4501648 is about 165.1165139705.

The spelling of 4501648 in words is "four million, five hundred one thousand, six hundred forty-eight".