4220024 has 16 divisors (see below), whose sum is σ = 8002800. Its totient is φ = 2085952.

The previous prime is 4219991. The next prime is 4220039. The reversal of 4220024 is 4200224.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4219990 and 4220008.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2252 + ... + 3675.

It is an arithmetic number, because the mean of its divisors is an integer number (500175).

Almost surely, 2^4220024 is an apocalyptic number.

It is an amenable number.

4220024 is a deficient number, since it is larger than the sum of its proper divisors (3782776).

4220024 is a wasteful number, since it uses less digits than its factorization.

4220024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6022 (or 6018 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 4220024 is about 2054.2696999177. The cubic root of 4220024 is about 161.5988652994.

Adding to 4220024 its reverse (4200224), we get a palindrome (8420248).

It can be divided in two parts, 42200 and 24, that added together give a palindrome (42224).

The spelling of 4220024 in words is "four million, two hundred twenty thousand, twenty-four".