2747668 has 36 divisors (see below), whose sum is σ = 6047776. Its totient is φ = 1069200.

The previous prime is 2747639. The next prime is 2747671. The reversal of 2747668 is 8667472.

2747668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2747668.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 2983 + ... + 3793.

2^2747668 is an apocalyptic number.

2747668 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2747668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3023888).

2747668 is an abundant number, since it is smaller than the sum of its proper divisors (3300108).

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

2747668 is a wasteful number, since it uses less digits than its factorization.

2747668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844 (or 831 counting only the distinct ones).

The product of its digits is 112896, while the sum is 40.

The square root of 2747668 is about 1657.6091215965. The cubic root of 2747668 is about 140.0623531774.

The spelling of 2747668 in words is "two million, seven hundred forty-seven thousand, six hundred sixty-eight".