8042486 has 4 divisors (see below), whose sum is σ = 12063732. Its totient is φ = 4021242.

The previous prime is 8042477. The next prime is 8042509. The reversal of 8042486 is 6842408.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010620 + ... + 2010623.

It is an arithmetic number, because the mean of its divisors is an integer number (3015933).

Almost surely, 2^8042486 is an apocalyptic number.

8042486 is a deficient number, since it is larger than the sum of its proper divisors (4021246).

8042486 is a wasteful number, since it uses less digits than its factorization.

8042486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4021245.

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 8042486 is about 2835.9277141704. The cubic root of 8042486 is about 200.3534250857.

The spelling of 8042486 in words is "eight million, forty-two thousand, four hundred eighty-six".