7938338 has 16 divisors (see below), whose sum is σ = 12307680. Its totient is φ = 3837600.

The previous prime is 7938317. The next prime is 7938349. The reversal of 7938338 is 8338397.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a junction number, because it is equal to n+sod(n) for n = 7938295 and 7938304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10373 + ... + 11111.

It is an arithmetic number, because the mean of its divisors is an integer number (769230).

Almost surely, 2^7938338 is an apocalyptic number.

7938338 is a deficient number, since it is larger than the sum of its proper divisors (4369342).

7938338 is a wasteful number, since it uses less digits than its factorization.

7938338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913.

The product of its digits is 108864, while the sum is 41.

The square root of 7938338 is about 2817.5056344221. The cubic root of 7938338 is about 199.4848241084.

It can be divided in two parts, 7938 and 338, that multiplied together give a square (2683044 = 1638²).

The spelling of 7938338 in words is "seven million, nine hundred thirty-eight thousand, three hundred thirty-eight".