24789222 has 12 divisors (see below), whose sum is σ = 53710020. Its totient is φ = 8263068.

The previous prime is 24789197. The next prime is 24789227. The reversal of 24789222 is 22298742.

It is a happy number.

It is a super-2 number, since 2×24789222² = 1229011054730568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24789227) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 688572 + ... + 688607.

It is an arithmetic number, because the mean of its divisors is an integer number (4475835).

Almost surely, 2^24789222 is an apocalyptic number.

24789222 is an abundant number, since it is smaller than the sum of its proper divisors (28920798).

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

24789222 is a wasteful number, since it uses less digits than its factorization.

24789222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1377187 (or 1377184 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 24789222 is about 4978.8775843557. The cubic root of 24789222 is about 291.5776953478.

The spelling of 24789222 in words is "twenty-four million, seven hundred eighty-nine thousand, two hundred twenty-two".