2718742 has 16 divisors (see below), whose sum is σ = 4650912. Its totient is φ = 1180800.

The previous prime is 2718719. The next prime is 2718743. The reversal of 2718742 is 2478172.

2718742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2718743) 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 7 ways as a sum of consecutive naturals, for example, 2634 + ... + 3517.

It is an arithmetic number, because the mean of its divisors is an integer number (290682).

2^2718742 is an apocalyptic number.

2718742 is a deficient number, since it is larger than the sum of its proper divisors (1932170).

2718742 is a wasteful number, since it uses less digits than its factorization.

2718742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6183.

The product of its digits is 6272, while the sum is 31.

The square root of 2718742 is about 1648.8608188686. The cubic root of 2718742 is about 139.5691173958.

It can be divided in two parts, 27 and 18742, that added together give a square (18769 = 137²).

The spelling of 2718742 in words is "two million, seven hundred eighteen thousand, seven hundred forty-two".