2421542224 has 40 divisors (see below), whose sum is σ = 4857903360. Its totient is φ = 1167965568.

The previous prime is 2421542209. The next prime is 2421542231. The reversal of 2421542224 is 4222451242.

It is a happy number.

It is a super-2 number, since 2×2421542224² = 11727733485229732352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2421542192 and 2421542201.

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, 825849 + ... + 828775.

It is an arithmetic number, because the mean of its divisors is an integer number (121447584).

Almost surely, 2^2421542224 is an apocalyptic number.

It is an amenable number.

2421542224 is an abundant number, since it is smaller than the sum of its proper divisors (2436361136).

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

2421542224 is a wasteful number, since it uses less digits than its factorization.

2421542224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4747 (or 4741 counting only the distinct ones).

The product of its digits is 10240, while the sum is 28.

The square root of 2421542224 is about 49209.1680888836. The cubic root of 2421542224 is about 1342.8598282039.

Adding to 2421542224 its reverse (4222451242), we get a palindrome (6643993466).

The spelling of 2421542224 in words is "two billion, four hundred twenty-one million, five hundred forty-two thousand, two hundred twenty-four".