24222156 has 24 divisors (see below), whose sum is σ = 64592640. Its totient is φ = 6920592.

The previous prime is 24222109. The next prime is 24222173. The reversal of 24222156 is 65122242.

It is a happy 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, 144096 + ... + 144263.

It is an arithmetic number, because the mean of its divisors is an integer number (2691360).

Almost surely, 2^24222156 is an apocalyptic number.

It is an amenable number.

24222156 is an abundant number, since it is smaller than the sum of its proper divisors (40370484).

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

24222156 is a wasteful number, since it uses less digits than its factorization.

24222156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288373 (or 288371 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 24222156 is about 4921.6009590376. The cubic root of 24222156 is about 289.3371941741.

Adding to 24222156 its reverse (65122242), we get a palindrome (89344398).

The spelling of 24222156 in words is "twenty-four million, two hundred twenty-two thousand, one hundred fifty-six".