8008642 has 8 divisors (see below), whose sum is σ = 12027456. Its totient is φ = 3999492.

The previous prime is 8008631. The next prime is 8008643. The reversal of 8008642 is 2468008.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 8008642.

It is not an unprimeable number, because it can be changed into a prime (8008643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243 + ... + 4009.

It is an arithmetic number, because the mean of its divisors is an integer number (1503432).

Almost surely, 2^8008642 is an apocalyptic number.

8008642 is a deficient number, since it is larger than the sum of its proper divisors (4018814).

8008642 is a wasteful number, since it uses less digits than its factorization.

8008642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4832.

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 8008642 is about 2829.9544165940. The cubic root of 8008642 is about 200.0719907502.

The spelling of 8008642 in words is "eight million, eight thousand, six hundred forty-two".