4419409389 has 32 divisors (see below), whose sum is σ = 6259384320. Its totient is φ = 2769878592.

The previous prime is 4419409381. The next prime is 4419409411. The reversal of 4419409389 is 9839049144.

It is a happy number.

It is not a de Polignac number, because 4419409389 - 2³ = 4419409381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4419409381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 406782 + ... + 417504.

It is an arithmetic number, because the mean of its divisors is an integer number (195605760).

Almost surely, 2^4419409389 is an apocalyptic number.

It is an amenable number.

4419409389 is a deficient number, since it is larger than the sum of its proper divisors (1839974931).

4419409389 is a wasteful number, since it uses less digits than its factorization.

4419409389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10889.

The product of its (nonzero) digits is 1119744, while the sum is 51.

The square root of 4419409389 is about 66478.6385916559. The cubic root of 4419409389 is about 1641.0484804724.

The spelling of 4419409389 in words is "four billion, four hundred nineteen million, four hundred nine thousand, three hundred eighty-nine".