2742347 has 2 divisors, whose sum is σ = 2742348. Its totient is φ = 2742346.

The previous prime is 2742343. The next prime is 2742361. The reversal of 2742347 is 7432472.

2742347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2742347 - 2² = 2742343 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 7⁴ + 4³ + 2²¹ + 3⁶ + 4³ + 7⁶ .

It is not a weakly prime, because it can be changed into another prime (2742343) 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 as a sum of consecutive naturals, namely, 1371173 + 1371174.

It is an arithmetic number, because the mean of its divisors is an integer number (1371174).

2^2742347 is an apocalyptic number.

2742347 is a deficient number, since it is larger than the sum of its proper divisors (1).

2742347 is an equidigital number, since it uses as much as digits as its factorization.

2742347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9408, while the sum is 29.

The square root of 2742347 is about 1656.0033212527. The cubic root of 2742347 is about 139.9718821082.

The spelling of 2742347 in words is "two million, seven hundred forty-two thousand, three hundred forty-seven".