8866542 has 8 divisors (see below), whose sum is σ = 17733096. Its totient is φ = 2955512.

The previous prime is 8866513. The next prime is 8866567. The reversal of 8866542 is 2456688.

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

8866542 is an admirable number.

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 8866542.

It is a congruent 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, 738873 + ... + 738884.

It is an arithmetic number, because the mean of its divisors is an integer number (2216637).

Almost surely, 2^8866542 is an apocalyptic number.

8866542 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.

8866542 is a wasteful number, since it uses less digits than its factorization.

8866542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1477762.

The product of its digits is 92160, while the sum is 39.

The square root of 8866542 is about 2977.6739243913. The cubic root of 8866542 is about 206.9750956059.

The spelling of 8866542 in words is "eight million, eight hundred sixty-six thousand, five hundred forty-two".