2124421244 has 48 divisors (see below), whose sum is σ = 4179119616. Its totient is φ = 936633600.

The previous prime is 2124421241. The next prime is 2124421259. The reversal of 2124421244 is 4421244212.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124421241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229139 + ... + 238229.

It is an arithmetic number, because the mean of its divisors is an integer number (87064992).

Almost surely, 2^2124421244 is an apocalyptic number.

It is an amenable number.

2124421244 is a deficient number, since it is larger than the sum of its proper divisors (2054698372).

2124421244 is a wasteful number, since it uses less digits than its factorization.

2124421244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9266 (or 9264 counting only the distinct ones).

The product of its digits is 4096, while the sum is 26.

The square root of 2124421244 is about 46091.4443687763. Note that the first 3 decimals coincide. The cubic root of 2124421244 is about 1285.5240675040.

Adding to 2124421244 its reverse (4421244212), we get a palindrome (6545665456).

The spelling of 2124421244 in words is "two billion, one hundred twenty-four million, four hundred twenty-one thousand, two hundred forty-four".