4044221364 has 24 divisors (see below), whose sum is σ = 9933175840. Its totient is φ = 1277122464.

The previous prime is 4044221351. The next prime is 4044221369. The reversal of 4044221364 is 4631224404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4044221369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8868679 + ... + 8869134.

Almost surely, 2^4044221364 is an apocalyptic number.

It is an amenable number.

4044221364 is an abundant number, since it is smaller than the sum of its proper divisors (5888954476).

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

4044221364 is a wasteful number, since it uses less digits than its factorization.

4044221364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17737839 (or 17737837 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The square root of 4044221364 is about 63594.1928480895. The cubic root of 4044221364 is about 1593.2293797055.

Adding to 4044221364 its reverse (4631224404), we get a palindrome (8675445768).

The spelling of 4044221364 in words is "four billion, forty-four million, two hundred twenty-one thousand, three hundred sixty-four".