2693888 has 36 divisors (see below), whose sum is σ = 5702760. Its totient is φ = 1265664.

The previous prime is 2693857. The next prime is 2693891. The reversal of 2693888 is 8883962.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4043 + ... + 4661.

It is an arithmetic number, because the mean of its divisors is an integer number (158410).

2^2693888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2693888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2851380).

2693888 is an abundant number, since it is smaller than the sum of its proper divisors (3008872).

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

2693888 is an equidigital number, since it uses as much as digits as its factorization.

2693888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652 (or 638 counting only the distinct ones).

The product of its digits is 165888, while the sum is 44.

The square root of 2693888 is about 1641.3067964278. The cubic root of 2693888 is about 139.1425138064.

The spelling of 2693888 in words is "two million, six hundred ninety-three thousand, eight hundred eighty-eight".