8646042 has 8 divisors (see below), whose sum is σ = 17292096. Its totient is φ = 2882012.

The previous prime is 8646017. The next prime is 8646059. The reversal of 8646042 is 2406468.

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

8646042 is an admirable number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 720498 + ... + 720509.

It is an arithmetic number, because the mean of its divisors is an integer number (2161512).

Almost surely, 2^8646042 is an apocalyptic number.

8646042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8646042 is a wasteful number, since it uses less digits than its factorization.

8646042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441012.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 8646042 is about 2940.4152767934. The cubic root of 8646042 is about 205.2449342830.

The spelling of 8646042 in words is "eight million, six hundred forty-six thousand, forty-two".