4216648 has 8 divisors (see below), whose sum is σ = 7906230. Its totient is φ = 2108320.

The previous prime is 4216633. The next prime is 4216657. The reversal of 4216648 is 8466124.

It can be written as a sum of positive squares in only one way, i.e., 4088484 + 128164 = 2022^2 + 358^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263533 + ... + 263548.

Almost surely, 2^4216648 is an apocalyptic number.

It is an amenable number.

4216648 is a deficient number, since it is larger than the sum of its proper divisors (3689582).

4216648 is a wasteful number, since it uses less digits than its factorization.

4216648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527087 (or 527083 counting only the distinct ones).

The product of its digits is 9216, while the sum is 31.

The square root of 4216648 is about 2053.4478323055. The cubic root of 4216648 is about 161.5557610172. Note that the first 3 decimals are identical.

The spelling of 4216648 in words is "four million, two hundred sixteen thousand, six hundred forty-eight".