879389238 has 128 divisors (see below), whose sum is σ = 2240308224. Its totient is φ = 223948800.

The previous prime is 879389227. The next prime is 879389257. The reversal of 879389238 is 832983978.

879389238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3648798 + ... + 3649038.

It is an arithmetic number, because the mean of its divisors is an integer number (17502408).

Almost surely, 2^879389238 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 879389238, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1120154112).

879389238 is an abundant number, since it is smaller than the sum of its proper divisors (1360918986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

879389238 is a wasteful number, since it uses less digits than its factorization.

879389238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470.

The product of its digits is 5225472, while the sum is 57.

The square root of 879389238 is about 29654.4977701528. The cubic root of 879389238 is about 958.0622218322.

The spelling of 879389238 in words is "eight hundred seventy-nine million, three hundred eighty-nine thousand, two hundred thirty-eight".