8045782 has 4 divisors (see below), whose sum is σ = 12068676. Its totient is φ = 4022890.

The previous prime is 8045767. The next prime is 8045783. The reversal of 8045782 is 2875408.

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 (8045783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2011444 + ... + 2011447.

It is an arithmetic number, because the mean of its divisors is an integer number (3017169).

Almost surely, 2^8045782 is an apocalyptic number.

8045782 is a deficient number, since it is larger than the sum of its proper divisors (4022894).

8045782 is a wasteful number, since it uses less digits than its factorization.

8045782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4022893.

The product of its (nonzero) digits is 17920, while the sum is 34.

The square root of 8045782 is about 2836.5087695969. The cubic root of 8045782 is about 200.3807911969.

The spelling of 8045782 in words is "eight million, forty-five thousand, seven hundred eighty-two".