4379638 has 8 divisors (see below), whose sum is σ = 6796080. Its totient is φ = 2114280.

The previous prime is 4379623. The next prime is 4379677. The reversal of 4379638 is 8369734.

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

It is a super-2 number, since 2×4379638² = 38362458022088, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4379638.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37698 + ... + 37813.

It is an arithmetic number, because the mean of its divisors is an integer number (849510).

Almost surely, 2^4379638 is an apocalyptic number.

4379638 is a deficient number, since it is larger than the sum of its proper divisors (2416442).

4379638 is a wasteful number, since it uses less digits than its factorization.

4379638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75542.

The product of its digits is 108864, while the sum is 40.

The square root of 4379638 is about 2092.7584667133. The cubic root of 4379638 is about 163.6110901671.

It can be divided in two parts, 43796 and 38, that added together give a palindrome (43834).

The spelling of 4379638 in words is "four million, three hundred seventy-nine thousand, six hundred thirty-eight".