2742668 has 12 divisors (see below), whose sum is σ = 4812192. Its totient is φ = 1367760.

The previous prime is 2742667. The next prime is 2742671. The reversal of 2742668 is 8662472.

2742668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Its product of digits (32256) is a multiple of the sum of its prime factors (1792).

It is not an unprimeable number, because it can be changed into a prime (2742667) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1613 + ... + 2843.

It is an arithmetic number, because the mean of its divisors is an integer number (401016).

2^2742668 is an apocalyptic number.

It is an amenable number.

2742668 is a deficient number, since it is larger than the sum of its proper divisors (2069524).

2742668 is a wasteful number, since it uses less digits than its factorization.

2742668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1792 (or 1790 counting only the distinct ones).

The product of its digits is 32256, while the sum is 35.

The square root of 2742668 is about 1656.1002385121. The cubic root of 2742668 is about 139.9773432723.

The spelling of 2742668 in words is "two million, seven hundred forty-two thousand, six hundred sixty-eight".