2421722744 has 16 divisors (see below), whose sum is σ = 5189406000. Its totient is φ = 1037881152.

The previous prime is 2421722671. The next prime is 2421722747. The reversal of 2421722744 is 4472271242.

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 (2421722747) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 21622469 + ... + 21622580.

It is an arithmetic number, because the mean of its divisors is an integer number (324337875).

Almost surely, 2^2421722744 is an apocalyptic number.

It is an amenable number.

2421722744 is an abundant number, since it is smaller than the sum of its proper divisors (2767683256).

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

2421722744 is a wasteful number, since it uses less digits than its factorization.

2421722744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43245062 (or 43245058 counting only the distinct ones).

The product of its digits is 50176, while the sum is 35.

The square root of 2421722744 is about 49211.0022657535. The cubic root of 2421722744 is about 1342.8931963374.

Adding to 2421722744 its reverse (4472271242), we get a palindrome (6893993986).

The spelling of 2421722744 in words is "two billion, four hundred twenty-one million, seven hundred twenty-two thousand, seven hundred forty-four".