6244724420 has 24 divisors (see below), whose sum is σ = 14306096448. Its totient is φ = 2270808800.

The previous prime is 6244724401. The next prime is 6244724443. The reversal of 6244724420 is 244274426.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14192336 + ... + 14192775.

It is an arithmetic number, because the mean of its divisors is an integer number (596087352).

Almost surely, 2^6244724420 is an apocalyptic number.

It is an amenable number.

6244724420 is an abundant number, since it is smaller than the sum of its proper divisors (8061372028).

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

6244724420 is a wasteful number, since it uses less digits than its factorization.

6244724420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28385131 (or 28385129 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 35.

The square root of 6244724420 is about 79023.5687627432. The cubic root of 6244724420 is about 1841.4973260165.

Adding to 6244724420 its reverse (244274426), we get a palindrome (6488998846).

The spelling of 6244724420 in words is "six billion, two hundred forty-four million, seven hundred twenty-four thousand, four hundred twenty".