4224648 has 32 divisors (see below), whose sum is σ = 10670400. Its totient is φ = 1393728.

The previous prime is 4224637. The next prime is 4224667. The reversal of 4224648 is 8464224.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a nude number because it is divisible by every one of its digits.

It is an Ulam number.

It is a d-powerful number, because it can be written as 4⁶ + 2⁵ + 2¹¹ + 4⁷ + 6⁵ + 4¹¹ + 8 .

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, 1618 + ... + 3326.

It is an arithmetic number, because the mean of its divisors is an integer number (333450).

Almost surely, 2^4224648 is an apocalyptic number.

It is an amenable number.

4224648 is an abundant number, since it is smaller than the sum of its proper divisors (6445752).

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

4224648 is a wasteful number, since it uses less digits than its factorization.

4224648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1821 (or 1817 counting only the distinct ones).

The product of its digits is 12288, while the sum is 30.

The square root of 4224648 is about 2055.3948525770. The cubic root of 4224648 is about 161.6578665750.

The spelling of 4224648 in words is "four million, two hundred twenty-four thousand, six hundred forty-eight".