888643340 has 24 divisors (see below), whose sum is σ = 2009701680. Its totient is φ = 328114368.

The previous prime is 888643339. The next prime is 888643351. The reversal of 888643340 is 43346888.

It is a junction number, because it is equal to n+sod(n) for n = 888643291 and 888643300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1708670 + ... + 1709189.

It is an arithmetic number, because the mean of its divisors is an integer number (83737570).

Almost surely, 2^888643340 is an apocalyptic number.

It is an amenable number.

888643340 is an abundant number, since it is smaller than the sum of its proper divisors (1121058340).

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

888643340 is a wasteful number, since it uses less digits than its factorization.

888643340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3417881 (or 3417879 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 44.

The square root of 888643340 is about 29810.1214355125. The cubic root of 888643340 is about 961.4111696897.

The spelling of 888643340 in words is "eight hundred eighty-eight million, six hundred forty-three thousand, three hundred forty".