4469621909 has 8 divisors (see below), whose sum is σ = 4490373888. Its totient is φ = 4448888640.

The previous prime is 4469621899. The next prime is 4469621927. The reversal of 4469621909 is 9091269644.

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 4469621909 - 2¹⁶ = 4469556373 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 (4469621999) 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, 736124 + ... + 742170.

It is an arithmetic number, because the mean of its divisors is an integer number (561296736).

Almost surely, 2^4469621909 is an apocalyptic number.

It is an amenable number.

4469621909 is a deficient number, since it is larger than the sum of its proper divisors (20751979).

4469621909 is a wasteful number, since it uses less digits than its factorization.

4469621909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9355.

The product of its (nonzero) digits is 839808, while the sum is 50.

The square root of 4469621909 is about 66855.2309770896. The cubic root of 4469621909 is about 1647.2401870844.

The spelling of 4469621909 in words is "four billion, four hundred sixty-nine million, six hundred twenty-one thousand, nine hundred nine".