8759642 has 16 divisors (see below), whose sum is σ = 13796352. Its totient is φ = 4163280.

The previous prime is 8759603. The next prime is 8759657. The reversal of 8759642 is 2469578.

It is a self number, because there is not a number n which added to its sum of digits gives 8759642.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8288 + ... + 9284.

It is an arithmetic number, because the mean of its divisors is an integer number (862272).

Almost surely, 2^8759642 is an apocalyptic number.

8759642 is a deficient number, since it is larger than the sum of its proper divisors (5036710).

8759642 is a wasteful number, since it uses less digits than its factorization.

8759642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213.

The product of its digits is 120960, while the sum is 41.

The square root of 8759642 is about 2959.6692382765. The cubic root of 8759642 is about 206.1399275536.

Subtracting from 8759642 its reverse (2469578), we obtain a square (6290064 = 2508²).

The spelling of 8759642 in words is "eight million, seven hundred fifty-nine thousand, six hundred forty-two".