4218385039 has 8 divisors (see below), whose sum is σ = 4607096832. Its totient is φ = 3830543640.

The previous prime is 4218385019. The next prime is 4218385051. The reversal of 4218385039 is 9305838124.

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

It is not a de Polignac number, because 4218385039 - 2¹¹ = 4218382991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4218384986 and 4218385004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4218385019) 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, 207439 + ... + 226864.

It is an arithmetic number, because the mean of its divisors is an integer number (575887104).

Almost surely, 2^4218385039 is an apocalyptic number.

4218385039 is a deficient number, since it is larger than the sum of its proper divisors (388711793).

4218385039 is a wasteful number, since it uses less digits than its factorization.

4218385039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435197.

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 4218385039 is about 64949.0957519810. The cubic root of 4218385039 is about 1615.7794215350.

The spelling of 4218385039 in words is "four billion, two hundred eighteen million, three hundred eighty-five thousand, thirty-nine".