4424721869 has 8 divisors (see below), whose sum is σ = 4689783360. Its totient is φ = 4160191936.

The previous prime is 4424721863. The next prime is 4424721883. The reversal of 4424721869 is 9681274244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4424721869 - 2²⁸ = 4156286413 is a prime.

It is a super-2 number, since 2×4424721869² = 39156327236013706322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4424721863) 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, 115679 + ... + 149100.

It is an arithmetic number, because the mean of its divisors is an integer number (586222920).

Almost surely, 2^4424721869 is an apocalyptic number.

It is an amenable number.

4424721869 is a deficient number, since it is larger than the sum of its proper divisors (265061491).

4424721869 is a wasteful number, since it uses less digits than its factorization.

4424721869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265779.

The product of its digits is 774144, while the sum is 47.

The square root of 4424721869 is about 66518.5828847849. The cubic root of 4424721869 is about 1641.7057739053.

The spelling of 4424721869 in words is "four billion, four hundred twenty-four million, seven hundred twenty-one thousand, eight hundred sixty-nine".