8281382 has 4 divisors (see below), whose sum is σ = 12422076. Its totient is φ = 4140690.

The previous prime is 8281381. The next prime is 8281387. The reversal of 8281382 is 2831828.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8281381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2070344 + ... + 2070347.

It is an arithmetic number, because the mean of its divisors is an integer number (3105519).

Almost surely, 2^8281382 is an apocalyptic number.

8281382 is a deficient number, since it is larger than the sum of its proper divisors (4140694).

8281382 is a wasteful number, since it uses less digits than its factorization.

8281382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4140693.

The product of its digits is 6144, while the sum is 32.

The square root of 8281382 is about 2877.7390430684. The cubic root of 8281382 is about 202.3178833096.

The spelling of 8281382 in words is "eight million, two hundred eighty-one thousand, three hundred eighty-two".