4217648 has 40 divisors (see below), whose sum is σ = 8698848. Its totient is φ = 1976832.

The previous prime is 4217623. The next prime is 4217669. The reversal of 4217648 is 8467124.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26786 + ... + 26942.

Almost surely, 2^4217648 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 4217648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4349424).

4217648 is an abundant number, since it is smaller than the sum of its proper divisors (4481200).

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

4217648 is a wasteful number, since it uses less digits than its factorization.

4217648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261 (or 255 counting only the distinct ones).

The product of its digits is 10752, while the sum is 32.

The square root of 4217648 is about 2053.6913107865. The cubic root of 4217648 is about 161.5685312707.

It can be divided in two parts, 42176 and 48, that added together give a palindrome (42224).

The spelling of 4217648 in words is "four million, two hundred seventeen thousand, six hundred forty-eight".