4398538133 has 24 divisors (see below), whose sum is σ = 5191492320. Its totient is φ = 3685590720.

The previous prime is 4398538127. The next prime is 4398538159. The reversal of 4398538133 is 3318358934.

It is not a de Polignac number, because 4398538133 - 2³² = 103570837 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 (4398538033) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 278435 + ... + 293807.

It is an arithmetic number, because the mean of its divisors is an integer number (216312180).

Almost surely, 2^4398538133 is an apocalyptic number.

It is an amenable number.

4398538133 is a deficient number, since it is larger than the sum of its proper divisors (792954187).

4398538133 is a wasteful number, since it uses less digits than its factorization.

4398538133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15477 (or 15440 counting only the distinct ones).

The product of its digits is 933120, while the sum is 47.

The square root of 4398538133 is about 66321.4756545721. The cubic root of 4398538133 is about 1638.4610455348.

The spelling of 4398538133 in words is "four billion, three hundred ninety-eight million, five hundred thirty-eight thousand, one hundred thirty-three".