4419449684 has 24 divisors (see below), whose sum is σ = 8359058568. Its totient is φ = 2032375680.

The previous prime is 4419449663. The next prime is 4419449687. The reversal of 4419449684 is 4869449144.

It can be written as a sum of positive squares in 4 ways, for example, as 59752900 + 4359696784 = 7730^2 + 66028^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4419449687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139007 + ... + 167814.

It is an arithmetic number, because the mean of its divisors is an integer number (348294107).

Almost surely, 2^4419449684 is an apocalyptic number.

It is an amenable number.

4419449684 is a deficient number, since it is larger than the sum of its proper divisors (3939608884).

4419449684 is a wasteful number, since it uses less digits than its factorization.

4419449684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307115 (or 307113 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 53.

The square root of 4419449684 is about 66478.9416582424. The cubic root of 4419449684 is about 1641.0534680052.

The spelling of 4419449684 in words is "four billion, four hundred nineteen million, four hundred forty-nine thousand, six hundred eighty-four".