24222120 has 64 divisors (see below), whose sum is σ = 78261120. Its totient is φ = 5961984.

The previous prime is 24222109. The next prime is 24222173. The reversal of 24222120 is 2122242.

It is a super-2 number, since 2×24222120² = 1173422194588800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 24222120.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6204 + ... + 9323.

It is an arithmetic number, because the mean of its divisors is an integer number (1222830).

Almost surely, 2^24222120 is an apocalyptic number.

24222120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24222120 is an abundant number, since it is smaller than the sum of its proper divisors (54039000).

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

24222120 is a wasteful number, since it uses less digits than its factorization.

24222120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15554 (or 15550 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 24222120 is about 4921.5973016898. The cubic root of 24222120 is about 289.3370508322.

Adding to 24222120 its reverse (2122242), we get a palindrome (26344362).

It can be divided in two parts, 24222 and 120, that added together give a palindrome (24342).

The spelling of 24222120 in words is "twenty-four million, two hundred twenty-two thousand, one hundred twenty".