8378342 has 16 divisors (see below), whose sum is σ = 14411520. Its totient is φ = 3578568.

The previous prime is 8378341. The next prime is 8378347. The reversal of 8378342 is 2438738.

It is a super-2 number, since 2×8378342² = 140393229337928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8378341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4193 + ... + 5859.

It is an arithmetic number, because the mean of its divisors is an integer number (900720).

Almost surely, 2^8378342 is an apocalyptic number.

8378342 is a deficient number, since it is larger than the sum of its proper divisors (6033178).

8378342 is a wasteful number, since it uses less digits than its factorization.

8378342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2035.

The product of its digits is 32256, while the sum is 35.

The square root of 8378342 is about 2894.5365777616. The cubic root of 8378342 is about 203.1044137559.

The spelling of 8378342 in words is "eight million, three hundred seventy-eight thousand, three hundred forty-two".