4406021244 has 30 divisors (see below), whose sum is σ = 11518210704. Its totient is φ = 1468673640.

The previous prime is 4406021233. The next prime is 4406021267. The reversal of 4406021244 is 4421206044.

It is a happy number.

4406021244 is a `hidden beast` number, since 4 + 4 + 0 + 602 + 12 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6799092 + ... + 6799739.

Almost surely, 2^4406021244 is an apocalyptic number.

It is an amenable number.

4406021244 is an abundant number, since it is smaller than the sum of its proper divisors (7112189460).

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

4406021244 is a wasteful number, since it uses less digits than its factorization.

4406021244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13598847 (or 13598836 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 4406021244 is about 66377.8671245167. The cubic root of 4406021244 is about 1639.3896752362.

Adding to 4406021244 its reverse (4421206044), we get a palindrome (8827227288).

The spelling of 4406021244 in words is "four billion, four hundred six million, twenty-one thousand, two hundred forty-four".