4479238393 has 8 divisors (see below), whose sum is σ = 5125068288. Its totient is φ = 3834893184.

The previous prime is 4479238381. The next prime is 4479238411. The reversal of 4479238393 is 3938329744.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4479238393 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4479238393.

It is not an unprimeable number, because it can be changed into a prime (4479238373) 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, 364696 + ... + 376777.

It is an arithmetic number, because the mean of its divisors is an integer number (640633536).

Almost surely, 2^4479238393 is an apocalyptic number.

It is an amenable number.

4479238393 is a deficient number, since it is larger than the sum of its proper divisors (645829895).

4479238393 is an equidigital number, since it uses as much as digits as its factorization.

4479238393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742343.

The product of its digits is 3919104, while the sum is 52.

The square root of 4479238393 is about 66927.1125404346. The cubic root of 4479238393 is about 1648.4206979705.

The spelling of 4479238393 in words is "four billion, four hundred seventy-nine million, two hundred thirty-eight thousand, three hundred ninety-three".