919338 has 48 divisors (see below), whose sum is σ = 2216160. Its totient is φ = 253344.

The previous prime is 919337. The next prime is 919349. The reversal of 919338 is 833919.

It is a junction number, because it is equal to n+sod(n) for n = 919299 and 919308.

It is not an unprimeable number, because it can be changed into a prime (919337) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15553 + ... + 15611.

It is an arithmetic number, because the mean of its divisors is an integer number (46170).

2⁹¹⁹³³⁸ is an apocalyptic number.

919338 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 919338, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1108080).

919338 is an abundant number, since it is smaller than the sum of its proper divisors (1296822).

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

919338 is a wasteful number, since it uses less digits than its factorization.

919338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131 (or 124 counting only the distinct ones).

The product of its digits is 5832, while the sum is 33.

The square root of 919338 is about 958.8211512060. The cubic root of 919338 is about 97.2355489880.

The spelling of 919338 in words is "nine hundred nineteen thousand, three hundred thirty-eight".