2740718 has 4 divisors (see below), whose sum is σ = 4111080. Its totient is φ = 1370358.

The previous prime is 2740667. The next prime is 2740721. The reversal of 2740718 is 8170472.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 685178 + ... + 685181.

It is an arithmetic number, because the mean of its divisors is an integer number (1027770).

2^2740718 is an apocalyptic number.

2740718 is a deficient number, since it is larger than the sum of its proper divisors (1370362).

2740718 is a wasteful number, since it uses less digits than its factorization.

2740718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370361.

The product of its (nonzero) digits is 3136, while the sum is 29.

The square root of 2740718 is about 1655.5114013500. The cubic root of 2740718 is about 139.9441614054.

The spelling of 2740718 in words is "two million, seven hundred forty thousand, seven hundred eighteen".