4447022389 has 16 divisors (see below), whose sum is σ = 4544309952. Its totient is φ = 4351017088.

The previous prime is 4447022387. The next prime is 4447022501. The reversal of 4447022389 is 9832207444.

It is a cyclic number.

It is not a de Polignac number, because 4447022389 - 2¹ = 4447022387 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4447022387) 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, 4389447 + ... + 4390459.

It is an arithmetic number, because the mean of its divisors is an integer number (284019372).

Almost surely, 2^4447022389 is an apocalyptic number.

It is an amenable number.

4447022389 is a deficient number, since it is larger than the sum of its proper divisors (97287563).

4447022389 is a wasteful number, since it uses less digits than its factorization.

4447022389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1556.

The product of its (nonzero) digits is 387072, while the sum is 43.

The square root of 4447022389 is about 66685.9984479501. The cubic root of 4447022389 is about 1644.4592093440.

The spelling of 4447022389 in words is "four billion, four hundred forty-seven million, twenty-two thousand, three hundred eighty-nine".