8278338 has 16 divisors (see below), whose sum is σ = 17428320. Its totient is φ = 2614176.

The previous prime is 8278327. The next prime is 8278339. The reversal of 8278338 is 8338728.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 8278296 and 8278305.

It is not an unprimeable number, because it can be changed into a prime (8278339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36195 + ... + 36422.

It is an arithmetic number, because the mean of its divisors is an integer number (1089270).

Almost surely, 2^8278338 is an apocalyptic number.

8278338 is an abundant number, since it is smaller than the sum of its proper divisors (9149982).

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

8278338 is a wasteful number, since it uses less digits than its factorization.

8278338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72641.

The product of its digits is 64512, while the sum is 39.

The square root of 8278338 is about 2877.2101070308. The cubic root of 8278338 is about 202.2930915092.

The spelling of 8278338 in words is "eight million, two hundred seventy-eight thousand, three hundred thirty-eight".