2009888 has 24 divisors (see below), whose sum is σ = 4000752. Its totient is φ = 993856.

The previous prime is 2009881. The next prime is 2009897. The reversal of 2009888 is 8889002.

It is not an unprimeable number, because it can be changed into a prime (2009881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3131 + ... + 3717.

It is an arithmetic number, because the mean of its divisors is an integer number (166698).

2^2009888 is an apocalyptic number.

It is an amenable number.

2009888 is a deficient number, since it is larger than the sum of its proper divisors (1990864).

2009888 is a wasteful number, since it uses less digits than its factorization.

2009888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704 (or 696 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 35.

The square root of 2009888 is about 1417.7051879710. The cubic root of 2009888 is about 126.1993987328.

The spelling of 2009888 in words is "two million, nine thousand, eight hundred eighty-eight".