888768642 has 8 divisors (see below), whose sum is σ = 1777537296. Its totient is φ = 296256212.

The previous prime is 888768623. The next prime is 888768659. The reversal of 888768642 is 246867888.

It is a happy number.

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

888768642 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, 74064048 + ... + 74064059.

It is an arithmetic number, because the mean of its divisors is an integer number (222192162).

Almost surely, 2^888768642 is an apocalyptic number.

888768642 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.

888768642 is a wasteful number, since it uses less digits than its factorization.

888768642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148128112.

The product of its digits is 8257536, while the sum is 57.

The square root of 888768642 is about 29812.2230301600. The cubic root of 888768642 is about 961.4563550771.

The spelling of 888768642 in words is "eight hundred eighty-eight million, seven hundred sixty-eight thousand, six hundred forty-two".