4224624 has 40 divisors (see below), whose sum is σ = 10987392. Its totient is φ = 1398720.

The previous prime is 4224613. The next prime is 4224629. The reversal of 4224624 is 4264224.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 4² + 2¹² + 2¹⁴ + 4⁵ + 6⁵ + 2²² + 4⁵ .

It is a junction number, because it is equal to n+sod(n) for n = 4224594 and 4224603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4224629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13429 + ... + 13739.

Almost surely, 2^4224624 is an apocalyptic number.

It is an amenable number.

4224624 is an abundant number, since it is smaller than the sum of its proper divisors (6762768).

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

4224624 is a wasteful number, since it uses less digits than its factorization.

4224624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605 (or 599 counting only the distinct ones).

The product of its digits is 3072, while the sum is 24.

The square root of 4224624 is about 2055.3890142744. The cubic root of 4224624 is about 161.6575604512.

Adding to 4224624 its reverse (4264224), we get a palindrome (8488848).

The spelling of 4224624 in words is "four million, two hundred twenty-four thousand, six hundred twenty-four".