24225222 has 16 divisors (see below), whose sum is σ = 55372032. Its totient is φ = 6921480.

The previous prime is 24225199. The next prime is 24225239. The reversal of 24225222 is 22252242.

It is a super-2 number, since 2×24225222² = 1173722761898568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288354 + ... + 288437.

It is an arithmetic number, because the mean of its divisors is an integer number (3460752).

Almost surely, 2^24225222 is an apocalyptic number.

24225222 is an abundant number, since it is smaller than the sum of its proper divisors (31146810).

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

24225222 is a wasteful number, since it uses less digits than its factorization.

24225222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576803.

The product of its digits is 1280, while the sum is 21.

The square root of 24225222 is about 4921.9124331910. The cubic root of 24225222 is about 289.3494015984.

Adding to 24225222 its reverse (22252242), we get a palindrome (46477464).

It can be divided in two parts, 2 and 4225222, that added together give a palindrome (4225224).

The spelling of 24225222 in words is "twenty-four million, two hundred twenty-five thousand, two hundred twenty-two".