838923134 has 12 divisors (see below), whose sum is σ = 1438339752. Its totient is φ = 359492040.

The previous prime is 838923119. The next prime is 838923139. The reversal of 838923134 is 431329838.

838923134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 838923091 and 838923100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (838923139) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 104504 + ... + 112244.

It is an arithmetic number, because the mean of its divisors is an integer number (119861646).

Almost surely, 2^838923134 is an apocalyptic number.

838923134 is a deficient number, since it is larger than the sum of its proper divisors (599416618).

838923134 is an frugal number, since it uses more digits than its factorization.

838923134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15491 (or 7750 counting only the distinct ones).

The product of its digits is 124416, while the sum is 41.

The square root of 838923134 is about 28964.1698310171. The cubic root of 838923134 is about 943.1354233048.

The spelling of 838923134 in words is "eight hundred thirty-eight million, nine hundred twenty-three thousand, one hundred thirty-four".